Dingey, Peter Spear. [from old catalog] · New York, J. Wiley & sons · leaf 212
FULL SIZE GEAR TEETH.I^rom Prof. S. W. Robinsons Templet Odontograph. 20 to 21 … FULL SIZE GEAR TEETH. Fro/?i Prof. S. W. Robinsons Templet Odontograph. 28 to 27 2: T. 28 to 31 2. P. 32 to 3S 2: P. i \ 1-68 / \ 36 to 41 21 P. 42 to 47 2. P. 48 to 62 2. P.
Patternmaking
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
