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 26
A- 24 MECHANICAL DRAWING PROBLEMS WORKING DRAWINGS. A working drawing of an object is a group of completely dimensioned views of that object,so arranged and drawn that it will give all the information necessary to make the object. A picture drawing of an object is a single view of the object…
Mechanical drawing
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