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Mechanical drawing for industrial and high schools (1915)
Leeds, Charles Carley, 1870- · New York, D. Van Nostrand company · leaf 60
ke especial notice of the Bill of Materialshown on the drawing. This is a device to aid the clerical force,who usually order the materials from wh ch the mechanism isproduced. When items are not exactly alike they must be given separateitem numbers. Frequently the same pattern will do for both… … Bill of Material Item No. Description end Material Pit. No. Req. (7) Half Coupling, C.I. A.20I 1 =-tt © • > M a a 1 t ® §XZ£ Machine Bolt with Nat 4 0 ixfXJi Taper Key, C.R. / ® &A 2 A ^J/s / f s > „ 7* «-aU s g - ■ °- 1- CL/IS3 Industrial name John W.Roberts date Nov. 16.06. The Carnegie…Mechanical drawing
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