American machinists' handbook and dictionary of shop terms : a reference book of machine shop and drawing room data, methods and definitions (1914)
Colvin, Fred H. (Fred Herbert), 1867-1965, Stanley, Frank A. (Frank Arthur), b. 1874 · New York : McGraw-Hill book company ; London : Hill · leaf 491
30 0.297 0.399 2 0.175 0.246 0.317 0.425 arrangement of table in thousandths allows the nearest e\ inch tobe taken. The best plan is to take the allowance for the angle at iinch depth as a constant and figure out the allowance for the partic-ular depth wanted from the expression CD Draft allowance… … Mean Angleof Drafc
Machine-shop practice
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.