By A Mystery Man Writer
The 42d Air Refueling Squadron is an inactive United States Air Force unit. It was last assigned to the 42d Bombardment Wing, stationed at Loring Air Force Base, Maine. It was inactivated on 1 September 1991. Squadron activated in late 1942 as a B-17 Flying Fortress Operational Training Unit for pilots and aircrews. Transitioned in April 1943 to a B-24 Liberator Replacement Training Unit. Inactivated in April 1944 when heavy bombardment training was discontinued. Reactivated at Limestone (later
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