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 124
ng of the surfaces of an object arranged msuch a manner that a pattern being made from it and properly folded or rolled, would repro-duce the object. In order to do this, an outline of each surface must be obtained on a planeof projection parallel to it, so that it will be represented in its true… … 122 MECHANICAL DRAWING PROBLEMS Specification—Plate 33A. Complete the working drawing of the Truncated Square Prism and develop pattern forsame. Scale i2=i. Title:— TRUNCATED SQUARE PRISM SCALE DATE NAME PLATE 33A
Mechanical drawing
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