Dingey, Peter Spear. [from old catalog] · New York, J. Wiley & sons · leaf 174
FUIX SIZE GEAR TEETH. F7o/ii Prof. S. W. Robinson s Templet Odontograph. 22 to 24 3. r. … FULL SIZE GEAR TEETH.from Prof. S. W. Robinsons Templet Odontograph.
Patternmaking
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
