Engineers', millwrights', and machinists' tables : containing a table of the proportional radii of wheels, from ten to four hundred teeth, together with other tables and rules, applicable to the construction of mill work and other machinery : also rules for making wheel patterns, their proportions, &c. /

By Newton, Sereno..
New-York : | Philadelphia : | Louisville, Ky. : G. Carvill ; | A. Hart ; | Morton & Griswold, 1850 .
25 p. ; 20 cm..

Illustrated catalogue and price list, 1894 ... Gear wheels and gear cutting of every description and size.

By Burgess, Frank,.
Boston, Collins press, 1895 .
1 v. 21 cm..