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A practical course in mechanical drawing for individual study and shop classes, trade and high schools (1912)

Willard, William Franklin, 1879- · Chicago : Popular mechanics company · leaf 87

An illustration from A practical course in mechanical drawing for individual study and shop classes, trade and high schools, 1912, leaf 87 — -^o£- ^ ^ H tV-\^-V4A \ … Fig. 85

Mechanical drawing

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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