Inside Out Library
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 19
ME.THOD QJF F=>L/\CIM& TfR/A/SfGl-E.B TO C)RA\A/ 1^/ME.xS //V PLATE. J_Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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