Ford Instrument Company


The Ford Instrument Company was a U.S. corporation known for being the primary supplier of fire control Rangekeepers and analog computers for the United States Navy before and during World War Two.
A personal blog, Doug Coward's Analog History Museum includes a page with details for the Ford Instrument Company Computer Mark I that was used after 1939 on WW II naval guns up to 5 inch and anti-aircraft guns. This page has a background stating that the Ford Instrument Company is a subsidiary of Sperry Rand, indicating that the displayed page was supplied by Sperry while operating as Sperry Rand, 1955 and 1978.