Proposed automatic calculating machine

Here presented is the memorandum that 20 years ago initiated a series of events whose revolutionary implications are only beginning to manifest themselves — a description of the first large-scale general-purpose automatic digital computer Twenty years ago, on August 7, 1944, Mark I, the first large-scale general-purpose automatic digital computer ever to be put in operation was dedicated at Harvard University by James B. Conant, then president of Harvard, and the late Thomas J. Watson, founder of IBM.