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 122
Il8 MECHANICAL DRAWING PROBLEMS Specification—Plate 32A. Make a drawing of the Bell-crank Lever as indicated. All fillets 34 vinless otherwisespecified. Diameter of large hub 334- Diameter of small hubs 2]/^. Scale 6=i. Title:— BELL-CRANK LEVER SCALE■ DATE NAME Keep Your Pencil Points Sharpened.… … 120 MECHANICAL DRAWING PROBLEMS Specification—Plate 33. . The working drawling represents a Truncated Square Prism, showing the front view, topview, side view and an auxiliary, or added view. The auxiliary view shows the shape andsize of the surface which is cut by an oblique plane. Develop a…
Mechanical drawing
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