... are included that are not actually in the Note-Books; the longest of these are the two New Zealand articles "Darwin among the Machines" and "Lucubratio Ebria" as to which something is said in the Prefatory Note to "The Germs of Erewhon and of Life and Habit" (pp. 39-42 post). In that Prefatory Note a Dialogue on Species by Butler and an autograph letter from Charles Darwin are mentioned. Since the note was in type I have received from New Zealand a copy of the Weekly Press ... — The Note-Books of Samuel Butler • Samuel Butler