Eckert, W. J., Punched-Card Methods in Scientific Computation, New York: Columbia University, The Thomas J. Watson Astronomical Computing Bureau, 1940, 136 pp.
This is a scientific treatise, chiefly relating to the computation of orbits in astronomy.
Hartkemeier, Harry Pelle, Principles of Punch-Card Machine Operation (Subtitle: How to Operate Punch-Card Tabulating and Alphabetic Accounting Machines), New York: Thomas Y. Crowell Co., 1942, 269 pp.
This is based on the author’s experience in teaching statistical analysis using IBM tabulators. The book does not deal with the collator or multiplying punch.
Hedley, K. J., The Development of the Punched-Card Method, Actuarial Society of Australasia, 1946, 20 pp.
International Business Machines Corporation, International Business Machines (form no. A-4036-6-45), New York: International Business Machines Corporation, 1945, 65 pp.
Pages 6 to 31 show pictures and brief descriptions of about 20 punch-card machines, available in 1945.
Schnackel, H. G., and H. C. Lang, Accounting by Machine Methods, New York: Ronald Press Co., 1939, 53 pp.
Wolf, Arthur W., and Edmund C. Berkeley, Advanced Course in Punched Card Operations, Newark, N. J.: Prudential Insurance Company of America, 1942, 98 pp.
A useful and authoritative description of IBM punch-card calculating machinery is the following: