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 158
steel, sheet copper, etc., are formed by the rolling process. A bar, orbillet, of heated metal is passed between successive sets of revolving cylindrical rolls muchas clothes are passed thru a clothes wringer. The metal is reduced in thickness and increasedin surface each time it passes thru the… … T 5f) MECHANICAL DRAWING PROBLEMS Specific-tion—Plate 42A. },Iake a working drawing of the Ripe Tee, showing the front-view half in section. Showthe line of intersection formed by the outside of the pipes on the left side of center line andthe line of intersection formed by the inside of the pipes…
Mechanical drawing
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