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 247
Insulate with 2 layersof varnished cambriccovered with bre/men drill. Stress on bands -18 IS lbs.Tension on P.B. Wire. 340 to 380 lbs. … Note Bars to be insuof S mil cotton tape
Machinery
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.