Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 341
Fig. r.o. 302 FORGING 85 … Fig. 01. are alsd made tloiii rouiul and square iron. AVhen made for liook-iiij; <>\er a link, and so shaped tliat the tliroat or opening i.s justlarge enongh to slip ea.sily over alink edgewise, but too narrow toslip oti of this link down to the onewliich, of course, is turned at…
Mechanical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
