Dingey, Peter Spear. [from old catalog] · New York, J. Wiley & sons · leaf 228
FULL SIZE GEAR TEETH./rofft Prof. S. W. Robinsons Templet Odontograph. 48 to G2 IH. P. 63 to 130 IH. P. ^31 to sSo IM. JP. … 14 IH P. i^ ly^ P ^^ <o 17 IH. P 5-02 18 to 19 IH- P. 20 to 21 1%: P. 22 to 24 IHJ P J72 2-70 2-01 L i 25 to 27 m: p. 28 to sir ly^: p. 32 to ssi ih: p.
Patternmaking
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