"Lens" Quotes from Famous Books
... in her two hands so that the lens looked at the wheels, gazed wistfully after them as they rose and went humming away toward the rising sun, that had just cleared the jagged rim of mountains and was gilding the ledge behind her. They climbed and swerved a little to the ... — Skyrider • B. M. Bower
... loitering about, without visible aim, they class him as a mild imbecile, and let him go; but boys are nature's detectives, and one does not so easily evade their scrutinizing eyes. I know full well that, while I study their ways, they are noting mine through a clearer lens, and are probably taking my measure far better than I take theirs. One instinctively shrinks from making a sketch or memorandum while they are by; and if caught in the act, one fondly hopes to pass for some harmless speculator in real estate, ... — Oldport Days • Thomas Wentworth Higginson
... lot of nonsense talked about motherhood softening women. It may soften them in some ways, but there are many others in which it hardens them. It draws their power of love together into a fixed point, just as the lens of a burning-glass concentrates the vague warmth of the sun into one small and fiercely illuminated area. It is a form of selfishness, I suppose, but it is a selfishness nature imposes upon us. And it is sanctified by the end it serves. At every turn, ... — The Prairie Child • Arthur Stringer
... with a lens the Etruscan jewels of our own collection, I discerned in the zones of the tiny grains (which are characteristic of the work of these patient artists) certain defects, such as those which are made in enamel by the melting of the gold. These observations ... — The Atlantic Monthly, Volume 18, No. 108, October, 1866 • Various
... of physical science cannot reveal the why and the wherefore, let us, for a brief moment, disclose some of the wonders that declare their existence, when subjected to the penetrating alchemical lens, of the inward spirit. The first thing that intrudes itself upon our notice, by virtue of its primary importance, is the grand fact of biogenesis—life emanating from life. We perceive every external form to be the physical symbol of a corresponding degree of spiritual life; that ... — The Light of Egypt, Volume II • Henry O. Wagner/Belle M. Wagner/Thomas H. Burgoyne
... goblet, bumper, beaker, schooner, bocal; decanter; carafe; looking-glass, mirror, speculum, cheval glass, pier glass; lens, spyglass, microscope, telescope, binocular, binocle, opera glass, lorgnette, polyscope, altiscope, optigraph, prism, reflector, refractor; hourglass; barometer; hydrometer; pipette; graduate; ... — Putnam's Word Book • Louis A. Flemming
... quick eye. He always wore me down after a few hours, because he was restless and untiring. He was named Romeyn Rossiter—one of those well-born names. We had met in times before the advent of the telescopic lens, and he used a box camera, tuned to a fiftieth of a second. Together we snapped polo ponies, coming at full tilt after the ball, riding each other off, while he would stand between the goal-posts, as they zigzagged down on him. I had to shove ... — Golden Lads • Arthur Gleason and Helen Hayes Gleason
... would say the most noticeable is what we call the use of the soft focus lens. Secondly, I would say another noticeable change is the better general quality of photographic work. I feel that the photographers of today have a better idea ... — Pictorial Photography in America 1921 • Pictorial Photographers of America
... to the farmer of that valley and of other valleys. And then came Berthelot with his teaching of how to put together again, to synthetize, what man has waste-fully dissipated. France's men of the lens and the retort have become precursors where France's men of the boat and the sword went first, and have opened paths to even richer fields than those in ... — The French in the Heart of America • John Finley
... last corner of the Argonne of German machine-gun nests and gunners, and were widening their offensive on the Meuse. The French had taken Laon, and were pushing on. The British had taken Lens and Cambrai and were advancing on ... — Foch the Man - A Life of the Supreme Commander of the Allied Armies • Clara E. Laughlin
... coal fields about Lens the works and machinery were so completely destroyed that one could hardly tell there were coal mines in the district at all. The writer went over these ruins after the war closed and it is simply beyond the imagination to picture the actual conditions at that time. The course of small ... — Birdseye Views of Far Lands • James T. Nichols
... chest, but found nothing abnormal beyond the feebleness and uncertainty of its action. Then I turned my attention to his eyes, which I examined closely with the aid of the candle and my ophthalmoscope lens, raising the lids somewhat roughly so as to expose the whole of the irides. He submitted without resistance to my rather ungentle handling of these sensitive structures, and showed no signs of discomfort even when I brought the candle-flame ... — The Mystery of 31 New Inn • R. Austin Freeman
... and frequently heaped granules, sometimes visible under a hand lens, but often seen only in sections of the substratum, rarely disappearing; apothecia minute, 0.1 to 0.3 mm. in diameter, adnate to sessile, flesh-colored and blackening, flat to slightly convex, the concolorous ... — Ohio Biological Survey, Bull. 10, Vol. 11, No. 6 - The Ascomycetes of Ohio IV and V • Bruce Fink and Leafy J. Corrington
... toward him, rising ten feet high and covering half the distance between them. It alighted easily upon the two long, jointed metal limbs upon which it had leapt, and continued to keep the lens-tubes turned toward Dan, so he knew that the grotesque metal thing was ... — Astounding Stories, July, 1931 • Various
... general present rubric—the real thickness of experience having a good deal evaporated, so that the Tiny Town of the Many Towers hangs before me, not to say, rather, far behind me, after the manner of an object directly meeting the wrong or diminishing lens ... — Italian Hours • Henry James
... inside his helmet. "I must have put my finger over the lens. I'll be more careful." He made his way up onto the circular slab, stepping gingerly behind the body of the gun. He ... — The Gun • Philip K. Dick
... Every transparent substance that bore the remotest semblance to a lens I eagerly seized upon and employed in vain attempts to realize that instrument, the theory of whose construction I as yet only vaguely comprehended. All panes of glass containing these oblate spheroidal knots familiarly known as "bull's ... — The Atlantic Monthly, Vol. I., No. 3, January 1858 - A Magazine of Literature, Art, and Politics • Various
... is a question of getting details. Give me your details, and from an armchair I will return you an excellent expert opinion. But to run here and run there, to cross-question railway guards, and lie on my face with a lens to my eye—it is not my metier. No, you are the one man who can clear the matter up. If you have a fancy to see your name in the ... — The Adventure of the Bruce-Partington Plans • Arthur Conan Doyle
... confusions, as one reads Browning, remind me of looking through a telescope (the small sort which you must move with your hand, not clock-work). You toil across dark spaces which are (to your lens) empty; but every now & then a splendor of stars & suns bursts upon you and fills the whole field with ... — Mark Twain, A Biography, 1835-1910, Complete - The Personal And Literary Life Of Samuel Langhorne Clemens • Albert Bigelow Paine
... a veritable maze of instruments, mounted on three large panels, the central panel of the group containing a circular lens which apparently was the eyepiece of some type of television disk the like of which I have never seen or heard. From my hasty examination I gathered that the ship operated by both a rocket effect (an early type of propulsion which was ... — The God in the Box • Sewell Peaslee Wright
... everything ready, a bed, lint and bandages, and a messenger had been dispatched to Lens, which was the nearest town, ... — Blackwood's Edinburgh Magazine, Volume 62, Number 361, November, 1845. • Various
... very well that the Duke of Buckingham is a man of undoubted courage, who has already fought ten duels, and will probably fight eleven. His name alone is significant enough. As far as I am concerned, you are well aware that I can fight also. I fought at Lens, at Bleneau, at the Dunes in front of the artillery, a hundred paces in front of the line, while you—I say this parenthetically—were a hundred paces behind it. True it is, that on that occasion there was far too great ... — Ten Years Later • Alexandre Dumas, Pere
... a stride towards it. He unscrewed the lens, brought it to the lamp, and peered attentively through it, now into the air, now at his sleeve and hand, as if looking for a flaw in it. Then he replaced it, and pulled up the collar of his dressing-gown ... — Widdershins • Oliver Onions
... is a bar frequented by natives, soldiers and sailors. Tourists seldom go there, for it is a bit off the beaten track. In front of the bar is a West Indian boy with a tripod and camera with a telescopic lens. He never photographs natives, and wandering tourists pass him by, but he is there every day from eight in the morning until dark. His job is to photograph everyone who shows an undue interest in the little shirt shop and particularly anyone who enters or leaves it. Usually he snaps ... — Secret Armies - The New Technique of Nazi Warfare • John L. Spivak
... a sort of helmet. Some distance back of the arm, and extending about a foot above the cabinet, were two tubes connected by a glass plate; and beneath the plate, a telescope arrangement into which was set a gleaming lens. ... — Suzanna Stirs the Fire • Emily Calvin Blake
... tendency of the improved method to weaken the image. If the statements of those who claim to have succeeded are reliable, it is evident that the ordinary form of camera may be abandoned, and any image be received directly from the lens upon plates or paper exposed ... — The International Monthly, Volume 3, No. 2, May, 1851 • Various
... July the operation of extracting the crystalline lens was performed on the left eye. Light became very distressing to his eye. After allowing the eyelids to remain closed for a few minutes, and then opening them, the pupil appeared clear, but he could not bear exposure to light. ... — The Mind of the Child, Part II • W. Preyer
... his friend, clamping his green disk over the front lens, or objective, of the telescope and turning on the current. As before, the green stuff seemed to vanish. "Now, look ... — Tom Swift and His Giant Telescope • Victor Appleton
... patience quite foreign to my disposition. He has no underlying motive. He sees and tells. His aim is the attainment of that beauty which comes with exquisite presentation. Seen through his art, life is seen as one sees things through a crystal lens, more intensely, more completed, and with less turbidity. There the business begins and ends for him. He does not want you ... — When Winter Comes to Main Street • Grant Martin Overton
... merely eyed his partner with cold interest, as though he were some biological specimen under a lens, and smoked the while. ... — The Air Trust • George Allan England
... sit at rest With Loos and Lens outspread below; An A.D.C.—the very best— Expounds the panoramic show; Lightly I lunch, and never yet Has quite so strong an orchestration Supplied the music while I ate ... — Punch, or the London Charivari, Vol. 153, July 25, 1917 • Various
... combustion of benzene vapour it would have to attract three times that quantity. Since any flame supplied with too little air tends to emit free carbon or soot, it follows that any well-made acetylene burner delivering a gas containing benzene vapour will yield a more or lens smoky flame according to the proportion of benzene in the acetylene. Moreover, at ordinary temperatures benzene is a liquid, for it boils at 81 deg. C., and although, as was explained above in the case of water, it is capable of remaining in the state of vapour far below its boiling-point ... — Acetylene, The Principles Of Its Generation And Use • F. H. Leeds and W. J. Atkinson Butterfield
... early phases of the Battle of Ypres, the high ground north of the River Lys presented some similar features; just as Kemmel Hill, and the height overlooking Lens and, further south, the rolling plains west of the Somme, were also good for observation; but these all differed from the Aisne as affording a distant view, whereas, by avoiding observation and creeping through woods and undergrowth, ... — 1914 • John French, Viscount of Ypres
... fall. They covered her eyes each with a shaking lens; the chairs and tables floated up to her as if she stood in an aquarium of ... — Mary Olivier: A Life • May Sinclair
... the wizard camera, which I have told you about in the book bearing that title. It would take moving pictures automatically, once Tom had set the mechanism to unreel the films back of the shutter and lens. The lights would instantly flash, when the electrical connections on the door locks were tampered with, and the ... — Tom Swift and his Great Searchlight • Victor Appleton
... Haunted Tower, With skull, cross-bones, and sheet; Blue lights to burn (say) two an hour, Condensing lens of extra power, And set ... — Phantasmagoria and Other Poems • Lewis Carroll
... long, long since— Through the lens of History; Do you see them there as their chieftain prints In the snow his bended knee, And lifts his voice through the wintry blast In thanks for a peaceful home ... — The Complete Works • James Whitcomb Riley
... through life upon the false pretence that they are only the shadows of projecting ribs on the under surface of a full-grown lime leaf? No, not he; he passes them all by without one single glance of recognition; and when the painstaking naturalist who has hunted them every one down with lens and butterfly net ventures tentatively to describe their personal appearance, he comes up smiling with his great russet woolly bear comfortably nestling upon a green cabbage leaf, and asks you in a voice of triumphant demonstration, ... — Falling in Love - With Other Essays on More Exact Branches of Science • Grant Allen
... the other side of the balete, but the youth could see it through an open space between two roots that had grown in the course of time to the proportions of tree-trunks. It produced from under its coat a lantern with a powerful reflecting lens, which it placed on the ground, thereby lighting up a pair of riding-boots, the rest of the figure remaining concealed in the darkness. The figure seemed to search its pockets and then bent over to fix a shovel-blade on the end of a stout cane. To his great surprise Basilio thought he could make ... — The Reign of Greed - Complete English Version of 'El Filibusterismo' • Jose Rizal
... faded and the immediate surroundings of a celestial city lay before me, were not easy to understand. I drew back and closed the window again, and at once all became clear; the window-glass held the magic properties of the magnifying-lens, developed to an intensity which annihilated all space, and I began to see that the development of mortals in scientific matters was puny beside that of the gods in whose hands lay all the secrets of the universe, although the principles involved were ... — Olympian Nights • John Kendrick Bangs
... more arid asceticism set up. Their purity is an affirmative state; something strong, clean, and crystalline, capable of a wholeness of adjustment to the wholeness of a God-inhabited world. The pure soul is like a lens from which all irrelevancies and excrescences, all the beams and motes of egotism and prejudice, have been removed; so that it may reflect a clear image of the one Transcendent Fact within which all others facts ... — Practical Mysticism - A Little Book for Normal People • Evelyn Underhill
... gazed through the glass a moment, and then pronounced name after name, as the men severally came under the range of the lens. "Yes, sir, as you say, there is Corporal Nixon steering—then, with, their backs to us, and pulling, are first, Collins, then Green, then Jackson, then Weston, then Cass, and then Philips. But what they have in the bottom of the boat, ... — Hardscrabble - The Fall of Chicago: A Tale of Indian Warfare • John Richardson
... we who were in the party had a couple of days "on our own" at the little village of Bully-Grenay, less than three miles behind the lines. This is directly opposite Lens, the better known town which figures ... — A Yankee in the Trenches • R. Derby Holmes
... rest and retirement we luxuriated for two weeks, then moved into action on the Lens-Arras road. We placed our guns on the side of the road, digging our trails in the edge of the cobble stone pavement as a trail block, to hold the guns steady when firing. Chicken wire on top, covered with grass and ... — S.O.S. Stand to! • Reginald Grant
... or "stop" indication. Distant signals show a yellow light for the "caution" indication. All signals show a green light for the "proceed" or clear position. Signals in the subway are constantly lighted by two electric lights placed back of each white lens, so that the lighting will be at all ... — The New York Subway - Its Construction and Equipment • Anonymous
... possesses a magnetizing power on steel was upset by Niepce de St. Victor in 1861. After removing every source of error, he "found it impossible to make one sewing needle, solarized for a very long time under the rays of light concentrated by a strong lens, attract another suspended by a hair, whether the light was white or colored by being made to pass through ... — Scientific American, Volume XXXVI., No. 8, February 24, 1877 • Various
... general element in which everything moves in War, it is also chiefly by courage, the feeling of one's own power, that the judgment is differently influenced. It is to a certain extent the crystalline lens through which all appearances pass ... — On War • Carl von Clausewitz
... for Combined Cylindrical Lenses. The Prism-Dioptry. A Metric System of Numbering and Measuring Prisms. The Relation of the Prism-Dioptry to the Meter Angle. The Relation of the Prism-Dioptry to the Lens-Dioptry. The Perfected Prismometer. The Prismometric Scale. On the Practical Execution of Ophthalmic Prescriptions involving Prisms. A Problem in Cemented Bi-Focal Lenses, Solved by the Prism-Dioptry. Why Strong Contra-Generic Lenses of Equal Power Fail to Neutralize ... — Watch and Clock Escapements • Anonymous
... hat," said the doctor, returning with it and peering into the inside with a pocket lens. "How to explain the absence of Mr Glass and the presence of Mr Glass's hat? For Mr Glass is not a careless man with his clothes. That hat is of a stylish shape and systematically brushed and burnished, though not very new. An old dandy, ... — The Wisdom of Father Brown • G. K. Chesterton
... told that his face was the image of His Who died on the Cross. I expected much, but found infinitely more. I felt that life had been breathed into a Rubens masterpiece. No photograph can do him justice, for no lens can catch the wondrous light ... — The Land of Deepening Shadow - Germany-at-War • D. Thomas Curtin
... dissections of Santalum if I can get a small bottle for them: under .5 inch lens you can easily open the pistillum of Santalum having previously removed the perianth: it is a concial body; you must take care to get it out entire, especially at the base, then place it in water, ... — Journals of Travels in Assam, Burma, Bhootan, Afghanistan and The - Neighbouring Countries • William Griffith
... much better in every way than it had appeared to be, that the baronet felt he need have no scruples about leaving Barker there. Accordingly, after luncheon, a tent, half a dozen fishing-lines, a good lens to serve as a burning-glass, a saw, an axe, and a few other useful odds and ends, including a small supply of food and groceries—to let the marooned man down gently, so to speak—were put into the boat; and Barker was then released from ... — With Airship and Submarine - A Tale of Adventure • Harry Collingwood
... and I smiled to see that the spectacles astride his handsome nose were minus one lens. He seemed half blind and wholly bewildered. I looked at once for the lost glass, and there it lay shining at me from the very spot where he had been so industriously peering. He laughed grimly as I handed it to him, fitted his treasure into its ... — Atlantic Monthly, Vol. XII. September, 1863, No. LXXI. - A Magazine Of Literature, Art, And Politics • Various
... india-rubber ball which I have in my trouser pocket. The pressing of this ball actuates a detonator inside the flask I carry in my pocket. It's the principle of the pneumatic instantaneous shutter for a camera lens. The tube ... — The Secret Agent - A Simple Tale • Joseph Conrad
... on Colonel's snuggling nose. "Not at all," she answered, and took a quick step to one side. But before she had taken it the sharp-eyed little lens of the camera had caught her, her attitude at the instant one of action, the expression of her face that of vivacious response. She flew out of range and before she could speak the camera clicked again, ... — The Twenty-Fourth of June • Grace S. Richmond
... fraught with numerous perils for the travelling hosts. Attracted and blinded by the torches of lighthouses, multitudes of birds are annually killed by striking against lighthouse towers in thick, foggy weather. The keeper of the Cape Hatteras light once showed me a chipped place in the lens which he said had been made by the bill of a great white Gannet which one thick night crashed through the outer protecting glass of the lighthouse lamp. As many as seven hundred birds in one month have killed themselves by flying against the Bartholdi Statue of Liberty ... — The Bird Study Book • Thomas Gilbert Pearson
... columns; and the covering of the surfaces with sculpture, often of classical subject, in high relief and daring perspective, and finished with delicacy which rather would demand preservation in a cabinet, and exhibition under a lens, than admit of exposure to the weather and removal from the eye, and which, therefore, architecturally considered, is worse than valueless, telling merely as unseemly roughness and rustication. But between these two extremes are varieties nearly countless—some of them both strange and bold, owing ... — On the Old Road Vol. 1 (of 2) - A Collection of Miscellaneous Essays and Articles on Art and Literature • John Ruskin
... with thunder, slake Our thirsty souls with rain; The blow most dreaded falls to break From off our limbs a chain; And wrongs of man to man but make The love of God more plain. As through the shadowy lens of even The eye looks farthest into heaven On gleams of star and depths of blue The glaring ... — Selections From American Poetry • Various
... "Ned"—meaning Forrest—or quack and stutter a la "Bill"—that is, Macready—as the wind of popular favor veers and changes. It is curious, at a representation of the "Gladiator," to winnow these young gentlemen from the mass by the lens of an opera glass. There you may see the knit brows, the high shirt collars, the folded arms, the pursed-up lips, the hats drawn down over the eyes, that are the certain indications ... — The Three Brides, Love in a Cottage, and Other Tales • Francis A. Durivage
... a little to the left and gauged matters with his practiced eye. Being quite a skillful operator with the lens and the shutter, Will could judge these things much better than any of his chums. In a case of this kind at least he had no occasion to ... — The Outdoor Chums at Cabin Point - or The Golden Cup Mystery • Quincy Allen
... by what has taken place many hundreds of miles away! We had everything in readiness, and, humanly speaking, it seemed as though nothing could have stopped our advance. We had the Germans on toast,—we took Vimy Ridge, and Lens was in our grasp,—we had advanced miles along the Douay road, and Lille seemed but the matter of a few days. Then God spoke, and Ecco! what were the plans of men? The Huns, of course, took advantage ... — "The Pomp of Yesterday" • Joseph Hocking
... dull gray, and ridged and furrowed with warty excrescences. Two enormous pink eyes, unlidded, but capable of being sheathed with a filmy membrane, stared down at them with manifest suspicion. A gray, three-fingered hand held an angled tube significantly. A lens gleamed transparent in the sunlight from the ... — Slaves of Mercury • Nat Schachner
... defects are, first, inflammation of the cornea, or imperfections of the lens—the cornea is often so scarred as to make vision imperfect; second, myopia, or progressive shortsightedness, a condition in which the axis of the eye gradually grows longer. This lengthening is accompanied by stretching of the eyeball, and such ... — Five Lectures on Blindness • Kate M. Foley
... f-stop less than you'd use if you were taking the picture through a regular camera with a long lens. Anything else?" ... — The Flying Stingaree • Harold Leland Goodwin
... an old syringe used to inject the arteries of dead bodies previous to dissection. A Dr. Black can discover latent heat with a pan of water and two thermometers. A Newton can unfold the composition of light and the origin of colors with a prism, a lens, and a piece of pasteboard. A Humphry Davy can experiment with kitchen pots and pans, and a Faraday can experiment on electricity by means of old bottles, in his spare minutes while a book-binder. When science was in ... — Architects of Fate - or, Steps to Success and Power • Orison Swett Marden
... think,' he said dreamily. 'I haf a rock-crystal lens which is permeable to this light, und which I can place in mine camera. I must have a concave mirror, not of glass, which is opaque to this light, but ... — The Grain Ship • Morgan Robertson
... agitate. The situation, which in many respects resembled that of 1792, remained critical, the Frondeurs desiring further radical changes, while the court anxiously awaited developments on the frontier. At last, on August 22, 1648, arrived the news of Conde's victory at Lens. ... — The Great Events by Famous Historians, Volume 11 • Various
... blade, and the blade without the handle, next presented themselves to her astonished gaze. In great confusion she then unrolled a paper which discovered a telescope apparently like her sister's; but on applying it to her eye, she found it did not contain a single lens—so that it was no better than a roll of pasteboard. She was, however, greatly encouraged to discover that the last remaining article was a watch; for, as she heard it tick, she felt no doubt that this at least was complete; but upon examination she discovered that there was no hour hand, the ... — Young Folks Treasury, Volume 3 (of 12) - Classic Tales And Old-Fashioned Stories • Various
... he had filled himself he plunged out and rushed away, wrought up to the extreme fighting pitch of temper. Diable! if he could but come across that Lieutenant Barlow, how he would smash him and mangle him! In magnifying his prowess with the lens of imagination he swelled and puffed ... — Alice of Old Vincennes • Maurice Thompson
... this age should see that this word "vision" comes to mean something more than a piece of studio slang. If it is the conviction of serious minds that the mass of men shall never again see pictures out of Heaven except through such mediums as the kinetoscope lens, let all the higher forces of our land courageously lay hold upon this thing that saves us from ... — The Art Of The Moving Picture • Vachel Lindsay
... the flashing light is quite different, Father, but just how is it worked?" asked the boy. "It's because of some arrangement of the lens, isn't it?" ... — The Boy With the U. S. Life-Savers • Francis Rolt-Wheeler
... inaugurated by business firms in large London stores, notably Harrods and Whiteleys, where their courses included all office and business training. Six week courses of free training for the grocery trade, for the boot trade, lens making, waiting, hairdressing, etc., ... — Women and War Work • Helen Fraser
... water-marked ribbon sewn over the mosaic of open country. The trench-lines were monotonous in their sameness. The shell-spotted area bulged at places, as for example Festubert, Neuve Chapelle (of bitter memory), Givenchy, Hulluch, and Loos. Lens, well behind the German trenches in those days, showed few marks of bombardment. The ribbon of ugliness widened again between Souchez and the yet uncaptured Vimy Ridge, but afterwards contracted as far as Arras, that ragged sentinel of ... — Cavalry of the Clouds • Alan Bott
... of August, 1648, a vast assemblage crowded the spacious precincts of Notre Dame, to celebrate a Te Deum for the great victory of Lens, of which the youthful Conde had just sent home the news. When the multitude were dispersing, a dash was made upon two or three of the obnoxious councillors who had inflamed the discussions of the Fronde—for ... — Political Women (Vol. 1 of 2) • Sutherland Menzies
... Sikhim betrayed a lively horror and hid away whenever the lens of a camera, or "the evil eye of the box" as they called it, was turned on them. They thought it took away their souls with their pictures, and so put it in the power of the owner of the pictures to cast spells on them, and they alleged that a photograph of the scenery ... — The Golden Bough - A study of magic and religion • Sir James George Frazer
... standing, and one could have got into it, a glorious view of a large part of Northern France would have been obtained. Looking eastwards one saw La Bassee half concealed by thick woods while to the northeast were the outskirts of Lille. Southwards and south-west were the mining villages of the Lens district with their huge conical fosses. In other words, Givenchy was an important tactical point and the fiercest efforts of the Boche in 1914 had failed to move British troops from it, although at the end of the fighting it lay in a very sharp salient, which was only ... — The Seventh Manchesters - July 1916 to March 1919 • S. J. Wilson
... as the Romans did, through the lens of a tough little peasant-bandit city; through the lens of a pralaya, which makes pralayic all objects seen. It is like the Irish peasant-girl who has seen the palace of the king of the fairies; she describes you ... — The Crest-Wave of Evolution • Kenneth Morris
... this point? It is impossible to recognize it on the Bumble-bees. They enter the burrow; and the murder is committed far from sight. Nor does the lens discover any wound upon the corpse, so delicate are the weapons that produce it. One would have to see the two adversaries engage in a direct contest. I have often tried to place a Tarantula and a Bumble-bee face to face in the same ... — The Life of the Spider • J. Henri Fabre
... of the mouth, and its surface is armed by minute teeth in about three or four densely crowded rows. The palatine teeth are still more minute, and the band is four or five deep. The teeth, when examined with a lens, appear to be very acute and in nowise spherical. The pharyngeal teeth are subulate and acute, and of unequal heights. There seems to be only one inferior pharyngeal bone below; but without dissection this ... — Discoveries in Australia, Volume 1. • J Lort Stokes
... upon one striking figure—that of a woman in black, who stood apart from her fellow-voyagers in a pensive attitude, gazing into the sky. A cheer arose from the boat's crew, and the report of a small cannon boomed and echoed along the woody shores; yet Burr still held the magnifying lens before his eye, and a certain agitation was ... — A Dream of Empire - Or, The House of Blennerhassett • William Henry Venable
... end, the tail at the other, and fashioning flank and limb into due salamanderine proportions, in so artistic a way that, after watching the process hour by hour, one is almost involuntarily possessed by the notion that some more subtle aid to vision than the achromatic lens would show the hidden artist, with his plan before him, striving with skilful manipulation to ... — A Series of Lessons in Gnani Yoga • Yogi Ramacharaka
... dispense with it," replied Paganel. "We only want a little dry moss and a ray of sunshine, and the lens of my telescope, and you'll see what a fire I'll get to dry myself by. Who will go and cut wood in ... — In Search of the Castaways • Jules Verne
... wind apparently was blowing violently, judging from the way it tossed Edestone's hair about as, hatless, he walked back and forth in the near foreground, shading his eyes from the sun with his hand while he looked into the lens and called his directions to the man who ... — L. P. M. - The End of the Great War • J. Stewart Barney
... Schumann when he said that if they were played for dances, half the ladies present should be countesses—which exactly hits off the distinguished quality of these valses. To play them is like looking at a dance through a fairy lens; they seem like improvizations of a musician during a dance and to reflect the thoughts and feelings that arise as he looks on, playing the waltz rhythm with the left hand, while the melody and the ornamental note groups indicate his fancy—love, a jealous plaint, joy, ecstasy and the tender ... — The Pianolist - A Guide for Pianola Players • Gustav Kobb
... in himself. To be in harmony with the lonely dead there must be no dross about the mind. The preoccupations of routine, the occasional dislikes of some stupid ship's officer, or boatswain, the troubles about cargo—this, that, the other pettinesses might cloud his eye as a mist clouds a lens. There came to him the memory of a translation from some Chinese poet he had ... — The Wind Bloweth • Brian Oswald Donn-Byrne
... this minute insect. He had given in part three years to its study, beginning in September, 1881, when nothing whatever of its life-history seemed to have been known. In October the flies attacked his Concords. He found upon a grape which he was inspecting with a pocket-lens an extremely small white egg; but lost it. The grapes when brought on the table were infested by the flies, which proved to be the above mentioned species. When driven from the grapes they would fly to ... — Scientific American Supplement, No. 447, July 26, 1884 • Various
... sensible odour—and it has faithful brown eyes and understands everything you say. The botanist would make believe it understood him mystically, and I figure his long white hand—which seems to me, in my more jaundiced moments, to exist entirely for picking things and holding a lens—patting its head, while the brute looked ... — A Modern Utopia • H. G. Wells
... as far as possible carried out, ideas which dawned on other men only after centuries. Thus, many of his utterances have been prophetic. It is probable that among his chemical discoveries he re-invented gunpowder. It is certain that he divined the properties of a lens, and diving deep into experimental and mechanical sciences, actually foresaw the time when, in his own words, "men would construct engines to traverse land and water with great speed and carry with them persons and merchandise." Clearly in his dreams Bacon ... — The Dominion of the Air • J. M. Bacon
... was the conclusion. "You, Abijah Stilton, who are chosen to hold up the light of truth to the world, require that a transparent soul, capable of transmitting that light to you, should be allied to yours. She who is called your wife is a clouded lens; she can receive the light only through John——, who is her true spiritual husband, as Abby Fetters is your true ... — Atlantic Monthly, Volume 6, No. 38, December, 1860 • Various
... with a newly-invented between-lens shutter of great illumination and efficiency," he explained. "It has always been practically impossible to get such pictures, but this new shutter has so much greater speed than anything ever invented before that it is possible to use it in detective work. I'll just run these fine wires like a ... — The Poisoned Pen • Arthur B. Reeve
... the captain commanded after he had peered through the lens in the conning tower for some time. "We must see ... — Under the Ocean to the South Pole - The Strange Cruise of the Submarine Wonder • Roy Rockwood
... aunt! Her hair is almost gray; Why will she train that winter curl In such a spring-like way? How can she lay her glasses down, And say she reads as well, When, through a double convex lens, She ... — The Home Book of Verse, Vol. 4 (of 4) • Various
... smattering of Greek and Latin grammar to have acquired a life-long distaste for Horace and an inconquerable incapacity for understanding AEschylus. One year in Italy with their eyes open would be worth more than three at Oxford; and six months in the fields with a platyscopic lens would teach them strange things about the world around them that all the long terms at Harrow and Winchester have failed to discover to them. But that would involve some trouble to ... — Post-Prandial Philosophy • Grant Allen
... noses which are more amazing than this domestic plot of yours; but society has an interest in denying them, and in declaring itself calumniated. Often these dramas are played so naturally and with such a varnish of good taste that even I have to rub the lens of my opera-glass to see to the bottom of them. But, I repeat to you, when a man is a friend of mine, when we have received together the baptism of champagne and have knelt together before the altar of the Venus Commodus, when the ... — The Marriage Contract • Honore de Balzac
... kept inverted in a basin of the same .... With this apparatus, after a variety of experiments.... on the 1st of August, 1774, I endeavored to extract air from mercurius calcinatus per se; and I presently found that, by means of this lens, air was expelled from it very readily. Having got about three or four times as much as the bulk of my materials, I admitted water to it, and found that it was not imbibed by it. But what surprised me more than I can express was that a candle burned in this air with a remarkably vigorous flame, ... — A History of Science, Volume 4(of 5) • Henry Smith Williams
... periscope to-day; you bob down and look into it about level with his mattress, and then you see a picture of the garden across the road. He has seen one made by Ross with a magnifying lens in it so good that you can see the moustaches of the Boches in it from the bottom of your trench. The noise is getting so beastly I must knock off and ... — Diary of a Nursing Sister on the Western Front, 1914-1915 • Anonymous
... lens through the medium of which the poetical observer sees the objects of his observation, modified both in form and colour; or it is that inventive dresser of dramatic tableaux, by which the persons of the ... — The Prose Works of William Wordsworth • William Wordsworth
... to pictures before the first real entertainment was staged by Henry Heyl of Philadelphia. Heyl's pictures were on glass plates fixed in the circumference of a wheel, and each was brought and held for a part of a second before the lens. This method was obviously too slow and too expensive. Edison with his keen mind approached the difficulty and after a prolonged series of experiments arrived at the decision that a continuous tape-like film would be necessary. He invented the first practical "taking" camera and evoked ... — The Age of Invention - A Chronicle of Mechanical Conquest, Book, 37 in The - Chronicles of America Series • Holland Thompson
... message states that the British have ample supplies of ammunition. The Germans near St. Quentin and Lens also ... — Punch, or the London Charivari, Vol. 152, April 25, 1917 • Various
... window at another time. Paul was engaged in polishing a number of lenses, which were ranged along the sill. Suddenly, after a pause in the conversation, he said, "Oh! I've dropped a lens. Stick your head out, old man, and see ... — Moon-Face and Other Stories • Jack London
... the engine-room, and meanwhile the air-ship sank through the clouds until the lights of Aberdeen lay about a thousand feet below. A lens of red glass had been fitted to the searchlight of the Ithuriel, and all that was necessary was to connect the forward engine with ... — The Angel of the Revolution - A Tale of the Coming Terror • George Griffith
... appearance. These papillae are of three varieties. The first is situated near the base of the tongue. They belong to the class of mucous follicles. They are larger than the others, and are called len-tic'u-lar, from being shaped like a lens. These, together with the tonsils, (sometimes called the almonds of the ears,) secrete mucus, to lubricate the food in the ... — A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) • Calvin Cutter
... preaching of the Word by ministers duly prepared and regularly called and ordained by the Christian Church, is the grand means for converting sinners; that this power never grows old or loses its adaptation to the wants of man amidst the constant changes of society, any more than a lens does in transmitting the rays of the sun from ... — Parish Papers • Norman Macleod
... removed, and the dog remained in the same state until the 7th of December. The uncertain clambering motion was now increasing, and likewise the defect of sight. He ran against almost every person and every thing. The cornea was transparent, the iris contracted, there was no opacity of the lens, or pink tint of the retina, but a peculiar glassy appearance, as unconscious of everything around it. An emetic was given, and, after that, an ounce of ... — The Dog - A nineteenth-century dog-lovers' manual, - a combination of the essential and the esoteric. • William Youatt
... left of the army of Castelnau it was therefore necessary to establish a new army. It was established on September 30, 1914, under the command of General Maud'huy. From the first days of October this army waged violent conflicts in the region of Arras and of Lens. It found facing it two German cavalry corps, the Guard, four active army ... — The Story of the Great War, Volume III (of 12) - The War Begins, Invasion of Belgium, Battle of the Marne • Francis J. Reynolds, Allen L. Churchill, and Francis Trevelyan
... collected at a point or are turned aside in various ways. From this it will be seen with what facility, following our new Theory, we find not only the Ellipses, Hyperbolas, and other curves which Mr. Des Cartes has ingeniously invented for this purpose; but also those which the surface of a glass lens ought to possess when its other surface is given as spherical or plane, or of any other figure ... — Treatise on Light • Christiaan Huygens
... through the lens, and forced out one expression of delight after the other. He was oblivious of everything else. He forgot that there were dozens of the visitors ready in line to be introduced to him; but all enjoyed the great pleasure he experienced in ... — The Wonder Island Boys: Adventures on Strange Islands • Roger Thompson Finlay
... perched himself upon a crate, with a very injured expression upon his face, while Holmes fell upon his knees upon the floor, and, with the lantern and a magnifying lens, began to examine minutely the cracks between the stones. A few seconds sufficed to satisfy him, for he sprang to his feet again, and put his glass ... — Short Stories of Various Types • Various
... December 15, they set off again, this time finding Caroline Cove without further difficulty. Harrisson remained on the brow of the hill overlooking the cove, and there captured some prions and their eggs. Hurley and his companion found the lost lens and returned to Harrisson securing a fine albatross on the way. This solitary bird was descried sitting on the hill side, several hundreds of feet above sea-level. Its plumage was in such good condition that they could not ... — The Home of the Blizzard • Douglas Mawson
... attraction for Fitz James O'Brien, the writer whom he most resembles. There was something of Poe's cold pleasure in dissecting the abnormally horrible in "The Story of John Pollexfen," the photographer, who, in order to discover a certain kind of lens, experimented with living eyes. His cat and dog each lost an eye, and finally a young girl was found willing to sell one of hers that she might have money to help her lover. But none of the other stories shows the originality and impressively realistic tone which distinguish ... — The Case of Summerfield • William Henry Rhodes
... still studying. I paid her a visit the other day and she took me into her laboratory. She is a manufacturer of lenses, and has been experimenting on microscopes. She has one now that possesses a truly wonderful power. The leaf of a pear tree, that she had allowed to become mouldy, was under the lens, and she told me ... — Mizora: A Prophecy - A MSS. Found Among the Private Papers of the Princess Vera Zarovitch • Mary E. Bradley
... the sofas of green plush, askew, a little advertisement hung from the wall, the glass smashed. The ticket bureau is as if a giant had scattered a great number of tickets, mostly still done up in bundles, to Douai, to Valenciennes, to Lens and so on. These tickets are souvenirs too portable to resist. I gave way to that ... — War and the Future • H. G. Wells
... to try for a picture. Nevertheless I opened wide my lens, steadied the camera, and gave it a half-second. The result was fairly good. So much for a high grade lens. We sent Kongoni into camp for help, and ourselves proceeded to build up the usual fire for signal and for protection ... — African Camp Fires • Stewart Edward White
... course over the plateau. It was now become hard sun-baked earth, and bare of herbage. As upon the plain of the celebrated Tenezrouft, objects here become greatly magnified in the distance, exceeding the most powerful magnifying lens. In the simple and bold language of our camel-drivers, "A man becomes a camel, and a camel becomes a mountain." Some bones of a camel, at a distance of less than a quarter of a mile, looked like a living camel going along with several people, the white bones representing the ... — Travels in the Great Desert of Sahara, in the Years of 1845 and 1846 • James Richardson
... of spectacles, much less to buy them from an itinerant peddler, since an oculist, with his particular apparatus, can measure the seeing ability of each eye and fit each eye with the necessary lens to restore normal vision. It is better to have no glasses than to have glasses ... — Rural Hygiene • Henry N. Ogden
... characters carved in the stone which are, as he said, the history of it, but to me they are as unintelligible as the Assyrian cuneiform would be. Possibly you may know something of them. If you do, here is a lens ... — The Mummy and Miss Nitocris - A Phantasy of the Fourth Dimension • George Griffith
... the great revolving light; and, if there be other lights within reach of the keeper's glass, a watch must be kept on them as well, and any eclipse, however brief, must be noted in the lighthouse log. By day the lens must be rubbed laboriously with a dry cloth until it shines like the facets of a diamond. Not at all like the lens we are familiar with in telescopes and cameras is this scientifically contrived device. It is built up of planes and prisms of the finest flint glass, cut and ... — American Merchant Ships and Sailors • Willis J. Abbot
... the development of the mines. In one or two of the pictures, showing groups of native workmen, she made out Waldron's figure, usually presenting him engaged in conversation, his back turned to the lens. But one picture had been taken in front of his own shack with its palm-leaf thatching. He was standing by the door, leaning against the lintel, dressed in his working clothes, pipe in hand, looking ... — The Brown Study • Grace S. Richmond
... are illustrated in Fig. 12. The essential parts of a spectroscope are the slit—an opening perhaps 1/100th of an inch wide and 1/10th of an inch long—to admit the light properly; a lens to render the light rays parallel before they fall upon the prism or grating; a prism or grating; a lens to receive the rays after they have been dispersed by the prism or grating and to form an image of the spectrum a short distance in front of the eye, where ... — Popular Science Monthly Volume 86
... the table a large condenser such as is used for microscopic work, and taking his client's hand, brought the bright spot of light to bear on each finger in succession, examining their tips and the parts around the nails with the aid of a pocket lens. ... — The Red Thumb Mark • R. Austin Freeman
... his arms bare like those of a workman, his breast exposed, and showing the white hair which covered it. His eyes were gazing with horrible fixity at a pneumatic trough. The receiver of this instrument was covered with a lens made of double convex glasses, the space between the glasses being filled with alchohol, which focussed the light coming through one of the compartments of the rose-window of the garret. The shelf of the receiver communicated with the wire of an immense galvanic battery. ... — The Alkahest • Honore de Balzac
... with. From the way Lindsay looked at her as she spoke, he might have been suspected of other discoveries, possible only to the somewhat privileged in this blind world, where intimacy must lend a lens to find ... — The Path of a Star • Mrs. Everard Cotes (AKA Sara Jeannette Duncan)
... a sort of observatory, on the leads, in which was an immense telescope. Duret was always at hand, either sharpening tools, or cleaning the anvil, or pasting maps; and the king employed him to fix the lens of the telescope so as to suit his majesty's eye; and there, in an arm-chair at the end of the telescope, sat the king, for hours together, spying at the people who thronged the palace courts, or who went to and fro in ... — The Peasant and the Prince • Harriet Martineau
... her!" answered Joe, as he focussed the lens of the machine on the object "I'll get her ... — The Moving Picture Boys on the War Front - Or, The Hunt for the Stolen Army Films • Victor Appleton
... you're never on lens when you're in there going good, major? Ever thought about that? When you're commanding a rear-guard action, maybe, trying to extract your lads when the situation's pickled, who's in the Telly lens where all the stupid buffs can see him? One of the ... — Frigid Fracas • Dallas McCord Reynolds
... of fish muscle and brain. It was left uncovered for twelve hours; at the end of that time a small blunt rod was inserted in the now somewhat opalescent water, and a minute drop taken out and properly placed on the microscope, and, with a lens just competent to reveal the minutest objects, examined. The field of view presented is seen in Fig. 1, A. But—with the exception of the dense masses which are known as zoogloea or bacteria, fused together in living glue—the whole field was teeming with ... — Scientific American Supplement, Vol. XIX, No. 470, Jan. 3, 1885 • Various
... be released in the near future. One day later we found that a drop of water had worked into the lens cell at the last upset. This fogged the lens. We focussed with a scale and had overlooked the lens when cleaning the camera. Nothing but a very faint outline showed on the film. We had all the film we needed for a week after this, ... — Through the Grand Canyon from Wyoming to Mexico • E. L. Kolb
... takes on with majesty the glory which lies behind all innocence, but which our eyes can never see. Your happiness seems in that mist of light to be removed and permanent; the common world in which you are moving passes, through this trick of the lens, into a stronger world more apt for such a sight, and one in which I am half persuaded (as I still look upon the picture) blessedness is not a rare adventure, but something native ... — On Something • H. Belloc
... Nipe on the glowing screen was clear and finely detailed. It was, Stanton thought, as though one were looking through a window into the Nipe's nest itself. Only the tremendous depth of focus of the lens that had caught the picture gave the illusion a feeling of unreality. Everything—background and ... — Anything You Can Do ... • Gordon Randall Garrett
... of all participation and rivalry. A genuine Romeo wants Juliet, the whole of Juliet, and nothing but Juliet. She monopolizes his thoughts by day, his dreams at night; her image blends with everything he sees, her voice with everything he hears. His imagination is a lens which gathers together all the light and heat of a giant world and focuses them on one brunette or blonde. He is a miser, who begrudges every smile, every look she bestows on others, and if he had his own way he would sail with her to-day to a desert island ... — Primitive Love and Love-Stories • Henry Theophilus Finck
... silent wonder at the fair new world, where wide moors slept in peaceful purity, and distant hills lifted their white summits towards the deep cold blue of the clearing sky. Steely stars glittered and magnified their light through the lens of the eager, frosty air, and old landmarks were hidden, and roads familiar to the wayfarer no longer discovered their trend. Little hillocks had taken the form of mounds, and stretches of level waste were swept by ranges of drift and ... — Lancashire Idylls (1898) • Marshall Mather
... in my own feelings that I failed to remember that, until then, I had never had a great emotion that his nature had not acted as a lens in the kindling. ... — Told in a French Garden - August, 1914 • Mildred Aldrich
... blaze Those bright burning-glasses contain, Whose lens with concentrated rays Proved fatal to old Drury Lane? 'Twas all accidental, they cry, - Away with the flimsy humbug! 'Twas fired by a flash from the ... — Rejected Addresses: or, The New Theatrum Poetarum • James and Horace Smith
... Earth is half a million times the distance of the Earth from the Sun; and, according to the hypothesis, the distance of a nebula is something like half a million times the distance of Sirius. Now, our own "starry island, or nebula," as Humboldt calls it, "forms a lens-shaped, flattened, and everywhere detached stratum, whose major axis is estimated at seven or eight hundred, and its minor axis at a hundred and fifty times the distance of Sirius from the Earth."[11] And since it is concluded that the Solar System is near the centre of this aggregation, ... — Essays: Scientific, Political, & Speculative, Vol. I • Herbert Spencer
... with the Princess Estradina and her mother. But the force of facts would reassert itself. Far from continuing to see Undine through her French friends' eyes she would probably invite them to view her compatriot through the searching lens of her own ampler information. "The old hypocrite—she'll tell them everything," Undine murmured, wincing at the recollection of the dentist's assistant from Deposit, and staring miserably at her reflection in the ... — The Custom of the Country • Edith Wharton
... to her was a quietly dressed young person, quite inconspicuous, with a keen eye that seemed to take in everything within a radius of a wide-angled lens ... — Constance Dunlap • Arthur B. Reeve
... known that if the size of an object be ascertained, the distance of a lens from that object, and the size of the image depicted in a camera by that lens, a very simple calculation will give the focus of the lens. In compound lenses the matter is complicated by the relative foci of its constituents and their distance apart; ... — Scientific American Supplement, No. 385, May 19, 1883 • Various
... extremely difficult it would be to copy it, and therefore I would rather let him finish something else than this. But if it be in fact yours, rest assured, and make the best of it, that it will never come again into your keeping. I have examined it minutely in full light and by the lens and mirror, and never saw anything ... — The Life of Michelangelo Buonarroti • John Addington Symonds
... many comic antics of young bears climbing trees and playing about by using a telephoto lens. After the camera man was satisfied I proposed that we 'pull off' ... — Hunting with the Bow and Arrow • Saxton Pope
... of traffic as with their actual machine-gun fire. Aerial photography, too, became a fine art; the ordinary long focus cameras were used at the outset with automatic plate changers, but later on photographing aeroplanes had cameras of wide angle lens type built into the fuselage. These were very simply operated, one lever registering the exposure and changing the plate. In many cases, aerial photographs gave information which the human eye had missed, and it is noteworthy that ... — A History of Aeronautics • E. Charles Vivian
... a very curious case lately. A little girl was brought to us one morning who had been quite blind of one eye for a fortnight. We tried the eye with a rather powerful lens, but she could see nothing. That eye had a squint, which was also of a fortnight's standing. The pupil of the eye was dilated, but nothing else seemed wrong. The girl was affected with worms in ... — Papers on Health • John Kirk
... town or village, called Vicus Helena; and both the name and place are discovered by modern geographers at Lens See Vales. Notit. Gall. p. 246. Longuerue, Description de la France ... — The History of The Decline and Fall of the Roman Empire - Volume 3 • Edward Gibbon
... away, to have qualms, even among themselves, about knowing; and, like all knowledge that fungus-like shrinks from the sun, it was stunted and unlovely. Their minds were warped by it, their vision was distorted: viewed through its lens, the most natural human relations appeared unnatural. Thus, not the primmest patterns of family life could hope for mercy in their eyes; over the family, too, man, as read by these young rigorists, was held to leave ... — The Getting of Wisdom • Henry Handel Richardson
... "Stop!"—and, to the admiration of the company, the obedient clock was silent. The mill was another wonder, and they were never tired of turning it. Besides these, there was a prism and a magnet; also a magnifying-glass, wherein a flea was transformed to a frightful monster, and a multiplying lens, which showed them the same object eleven times repeated. "All this," says Brbeuf, "serves to gain their affection, and make them more docile in respect to the admirable and incomprehensible mysteries of our Faith; ... — The Jesuits in North America in the Seventeenth Century • Francis Parkman
... the one excludes the other, and that to admit the other is tantamount to a denial of the one. These two things are, first, an immense attention to detail, sometimes observed, sometimes invented or imagined; and secondly; a faculty of regarding these details through a mental lens or arrangement of lenses almost peculiar to himself, which at once combines, enlarges, and invests them with a peculiar magical halo or mirage. The two thousand personages of the Comedie Humaine are, for the most part, "signaled," as the French official word has it, marked and denoted by ... — The Human Comedy - Introductions and Appendix • Honore de Balzac
... danger from them. The tallest man among them Peron declared to be no more than five feet four or five inches in height, and most of the forty were small sized, thin-limbed, and of feeble appearance. It is easy to perceive in this incident, where a disposition to exaggerate looking through the lens of fear, magnified a group of slight and slender savages into terrific giants, how many a legend has come to birth. The original sons of Anak would probably have been severely shortened of their inches ... — Terre Napoleon - A history of French explorations and projects in Australia • Ernest Scott
... be made of the ordinary phenomena seen in our every-day life when placed in the hands of the investigator. We have all seen the beautiful play of colors on the soap bubble, or when the drop of oil spreads over the surface of the water. Place a lens of long curvature on a piece of plane polished glass, and, looking at it obliquely, a black central spot is seen with rings of various width and color surrounding it. If the lens is a true curve, and the glass beneath it a true plane, these rings of color will be perfectly ... — Scientific American Supplement, No. 484, April 11, 1885 • Various |