 The "C-74 squadron" (later 521st Air Transport Group, 1701st Air Transport Wing), Air Transport Command operated two squadrons of C-74 Globemasters from Brookley from 1947 until their retirement in 1955.The eleven aircraft were used extensively for worldwide transport of personnel and equipment, supporting United States military missions.They saw extensive service supporting the Berlin Airlift and the Korean War being used on scheduled MATS overseas routes through the late 1940s and mid-1950s.