The Ultra Secret -- first account of the most astounding cryptanalysis coup of World War II.
Harper & Row, CA and NY 1974, 199 pages, index.
Harper & Row, CA and NY 1974, 199 pages, index.
John Wiley & Sons NY 1994, 373 pages, index, illustrations.
Report No. 184, Dept. of Computer Science, University of Illinois, Urbana, Ill.,June 15, 1965; 44 pages, illustrations, references.
Yourdon Press Computing Series, Prentice-Hall, NJ 1992, 352 pages, index, diagrams.
Zeno Systems, Santa Monica CA, timesharing basis from Remote Computing Corporation, LA; 1977, 138 single-sided pages in a dark blue vinyl binder.
Wiley and SOns, NY 1981; 387 pages, index, some illustrations.
Mcgraw-Hill NY 1985, 251 pages, index, examples.
Harper & Row NY, 1983, 117 pages.
Bell Telephone Laboratories NY April 1931, 58 pages, illlus., orig published BSTJ April 1931.
Bell Telephone Laboratories NY, 54 pages, reprint of paper published in BSTJ October 1924.