"Portland cement" Quotes from Famous Books
 ... covered with concrete, flat on top, and forming on the underside a segmental arch, the thickness of the material at the crown of the arch being four inches, and about eleven inches at the springing. The concrete was made of "Germania" Portland cement, mixed dry with gravel, moistened as required, and well rammed on the centring; and skew-backs were cut in the brick walls at the springing line, extending two courses higher, so as to give room for the concrete to take a firm hold on the walls. Fourteen days after completion, ...
— The American Architect and Building News, Vol. 27, Jan-Mar, 1890 • Various
... activities the sole purpose of which was the furtherance of its interstate business. Likewise a Massachusetts tax based on "the corporate surplus" of a foreign corporation having only an office in the State for the transaction of interstate business was held in Alpha Portland Cement Co. v. Massachusetts to be virtually an attempt to license interstate commerce.[632] In the same category of unconstitutional taxation of the interstate commerce privilege, the Court has also included the following: a State "franchise" ...
— The Constitution of the United States of America: Analysis and Interpretation • Edward Corwin
... may be no source of dampness, but should not be connected with a sewer or a cesspool. It should have walls so made as to be impervious to air and water. An ordinary brick or stone wall is inefficient unless well covered with good Portland cement polished smooth. The floors should likewise be covered with cement, otherwise the cellar is likely to be filled with impure air derived from the soil, commonly spoken of as "ground air," and which offers a constant ...
— Science in the Kitchen. • Mrs. E. E. Kellogg |
