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Elements of mechanical drawing (1911)

Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 34

An illustration from Elements of mechanical drawing, 1911, leaf 34
Fig. 7 Fig. 8 Lines of Uniform Weight. Shade Lined. A Mechanical Drawing of a Flat Plate.

Mechanical drawing

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

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