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 (1914)
Griffin, Charles Lewis, 1867-, Adams, Charles Clyde, 1882- joint author · Chicago, American technical society · leaf 35
equal to one-half of A. The lines EF are drawn from … Fig. 27. Three Views of Square Head or Nutwith Chamfer
Machinery
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
