Abstract Organized in 1941, Local 400 was located in Highland Park, Michigan for many years. In addition to servicing the Ford Highland Park Plant, Local 400 also represented Ford Facilities in Utica, Romeo, Mount Clemens, Chesterfield, and the Michigan Proving Ground of the Ford Motor Company. The papers of Local 400 reflect union activities from 1941-1966. The period covering the years 1942-1961 is particularly well documented in terms of executive board meeting minutes, plant-wide meeting minutes,...