478th Fighter Group
Constituted as 478th Fighter Group on 12 Oct 1943. Activated on 1 Dec 1943. Assigned to Fourth AF. After a delay in obtaining personnel and equipment, the group began operations in Mar 1944 as a replacement training unit, using P-39 aircraft. Disbanded on 31 Mar 1944.
Reconstituted and redesignated 478th Fighter Group (Air Defense), on 11 Dec 1956. Activated on 8 Feb 1957. Assigned to Air Defense Command.
Squadrons. 18th: 1957-. 454th: 1943-1944. 544th: 1943-1944. 545th: 1943-1944. 546th: 1943-1944.
Stations. Hamilton Field, Calif, 1 Dec 1943; Santa Rosa AAFld, Calif, 12 Dec 1943; Redmond AAFld, Ore, 3 Feb-31 Mar 1944. Grand Forks AFB, ND, 1 Feb 1957-.
Commanders. Col John W Weltman,; Dec 1943; Lt Col Ernest C Young, 31 Jan-31 Mar 1944. Unkn, 1957.
Data from Air Force Combat Units of World War II By Maurer, Maurer, Published 1986