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Mechanical drawing problems for high schools, normal schools and vocational schools (1918)

Berg, Edward. [from old catalog], Kronquist, Emil F. (Emil Fritjoff), b. 1882 · Peoria, Ill. : The Manual arts press · leaf 209

An illustration from Mechanical drawing problems for high schools, normal schools and vocational schools, 1918, leaf 209
METALWORKINS VISE scale: ^ PAT EL 1?) ^ … ^DrilL 207

Mechanical drawing

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

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