1. Cited in Margaret Harmon, Stretching Man’s Mind: A History of Data Processing, Mason Charter, New York, 1975, p66, reprinted by permission. All rights reserved.
2. Cited in Harmon, Op cit, p74.
3. Cited in Harmon, Op cit, p85.
4. Cited in Harmon, Op cit, p87.
5. Cited in Harmon, Op cit, pi03.