Inside Out Library
Machinery pattern making (1892)
Dingey, Peter Spear. [from old catalog] · New York, J. Wiley & sons · leaf 144
FULL SIZE GEAR TEETH. From Prof. S. W. Robinsons Templet Odontograph, 2S to 2t IH. r 2S to 31,1H. r. 32 to 35 lU.jP.Patternmaking
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
More pictures from Machinery pattern making
More like this