Haswell's engineers' and mechanics' pocket-book .. (1844)
Haswell, Chas. H. (Charles Haynes), 1809-1907 · New York, Harper & brothers · leaf 6
nitricacid, which will turn it green ; then dip it into a solution of pearlash boiling hot. Purple. Soak ivory in a solution of sal ammoniac into four times its weight ofj[iitrous acid. I .^^ <^ <<i^ -^/v. i ,A ~ <S V •^. %. * . s 0 ^ A ^^ X> s ■^^<^ .-N -~ ^^A V^^ X^^^ aO* .^^ %… … XGivEEi: \X19S^^CKRT-B00K, \E.S Of / (. IT-^ ,f H A S W E L LS ENGINEERS AND MECHANICS POCKET-BOOK, CONTAINING UNITED STATES AND FOREIGN WEIGHTS AND MEASURES ;TABLES OF AREAS AND CIRCUMFERENCES OF CIRCLES, CIRCULAR SEG-MENTS, AND ZONES OF A CIRCLE ;SQUARES AND CUBES, SQUARE AND CUBE ROOTS ;LENGTHS…
Engineering · Mechanical engineering
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Description abregée des principaux arts et metiers et des instrumens qui leurs sont propres. Le tout détaillée par figures / [Anon]. (1743)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b30409482-77-1.webp)
