Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 54
H, and J is the center for arc KAL. Make OM=OC. Describe the semicircle AM. Make OP=CN. With center F, describe arc RPS. Make AQ=ON. Then, with J as center and radius JQ, describe arc intersectingarc RPS at T. T is the center for the tangent arc LG. To construct the curve shown at Fig. 4, divide… … Fig. 2
Mechanical drawing
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