Series of chromolithographed mechanical engineering drawings

[Series of chromolithographed, card-mounted, mechanical engineering drawings, numbered plates 4 to 12. Engraved by Ls. Allard for Lithographie de Boucher, Maison Basset, Paris, ca. 1860. Most of the drawings bear legends and explanations; each has a varnish wash. They include Bramah's hydraulic press, Thonnelier's coin press, Stanhope's typographic press, Fairbairn's locomotives]