Hugo Münsterberg, American Problems, p. 35.

Gillette and Dana, Cost Keeping and Management Engineering, p. 1.

F.W. Taylor, Shop Management, para. 221. Harper Ed., p. 96.

F.W. Taylor, Shop Management, para. 221-231. Harper Ed., pp. 96-98.

Compare H.L. Gantt, No. 1002, A.S.M.E., para. 9.

Compare H.P. Gillette, Cost Analysis Engineering, pp. 1-2.

F.W. Taylor, Principles of Scientific Management, p. 37.

F.W. Taylor, Shop Management, para. 245. Harper Ed., p. 104.

For excellent example of special routing see: Charles Day, Industrial Plants, chap. VII.

C. Babbage, Economy of Manufacturers. p. 172. "The constant repetition of the same process necessarily produces in the workman a degree of excellence and rapidity in his particular department, which is never possessed by a person who is obliged to execute many different processes."

F.W. Taylor, On the Art of Cutting Metals, Paper No. 1119, A.S.M.E.

C.G. Barth, Slide Rules for Machine Shops and Taylor System. Paper No. 1010, A.S.M.E.

H.L. Gantt, Work, Wages and Profits, p. 19.