Harvard Mark II Machine
Harvard Mark II Machine(computer, history)
A relay-based computer designed and built by Howard Aiken, with support from IBM, for the United States Navy's Naval Proving Ground, between 1942 - 1947. The Harvard Mark II was the second in a series of four electro-mechanical computers that were forerunners of the ENIAC.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)