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Mechanical drawing; working drawings (1911)
Babbit, Arthur B · New York, H. Holt and company · leaf 193
GEOMETRICAL PROBLEMS 183 circle A B D with C as a center. A line connectingA and D will be perpendicular to the given line. PROBLEM 6Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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