Machine drawing, a practical guide to the standard methods of graphical representation of machines, including complete detail drawings of a duplex pump and of a direct-current generator (1920)
Griffin, Charles Lewis, 1867- [from old catalog], Adams, Charles Clyde, 1882- [from old catalog] joint author · Chicago, American technical society · leaf 223
MACHINE DRAWING 211 put in, it is safe to say that several hours extra time would berequired for this one item alone. But the drawing would be nobetter for shop use. Hence all bolt heads and nuts have been leftout, except when necessary to show clearance. An assembly or general drawing of this…
Machinery
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.