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Mechanical drawing for secondary schools (1916)

Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 292

An illustration from Mechanical drawing for secondary schools, 1916, leaf 292
J … bJ ASSEMBLYBENCH DRILL PRESS Fig. 328. Type Pkoblem. Bench Drill Press (287) 28S MECHANICAL DRAWING A Flap Valve is used to allow a liquid or gas, such as wateror steam, to flow in one direction through a pipe but not in theother. Its parts, as designated by figures in circles in Fig. 326,are named…

Mechanical drawing

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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