HERMAN HOLLERITH -- FORGOTTEN GIANT OF INFORMATION PROCESSING.
Columbia University Press NY 1982, first edition.
Columbia University Press NY 1982, first edition.
Pergamon Press, London & Ny 1961; 136 pages, Index, References, diagrams.
Greenwood Press NY & CT, 1990, first edition complete number line; 644 pages, index. 931326810X.
Thomas J Watson Astronomical Computing Bureau, Columbia Univ, January 1940, first edition; 136 pages.
Flower Lane Publishing NY /National Data Processing Institute 1969 second printing; ; 9x12 a bit oversized; 266 pages, Appendix, Index, illustrations.
MIT Press, cambridge MA 1995; 405 pages, Index, Notes, photographs throughout.