Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 577
3214. … The manner in which this simple and ingenious arrangement is applied to the numbering, stamping,and registering railway tickets, for example, is thus described: Fig. 3212 is a sectional view of the side of a machine of this description. R R is a cylinder which ismovable up and down in the frame S…
Mechanical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
