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The Martin B-57 Canberra is an American-built, twin-engined tactical bomber and reconnaissance aircraft that entered service with the United States Air Force (USAF) in 1953. The B-57 is a license-built version of the British English Electric Canberra , manufactured by the Glenn L. Martin Company .
The Martin/General Dynamics RB-57F Canberra is a specialized strategic reconnaissance aircraft developed in the 1960s for the United States Air Force by General Dynamics from the Martin B-57 Canberra tactical bomber, which itself was a license-built version of the English Electric Canberra.
F-7A were B-24Js that had a camera located in the nose, and cameras installed in the aft bomb bay. Full defensive armament suite of the bomber was retained. F-7B were B-24Ms which carried all five cameras in the aft bomb bay. Most F-7Bs were conversions of late-model B-24Ms, although a few B-24Js and Ls became F-7Bs as well.
The Martin B-57 Canberra was first manufactured in 1953, and the United States Air Force had accepted a total of 403 B-57s before production ended in early 1957. The last USAF B-57 was retired in 1983. It was the last tactical bomber used by the United States Air Force, being engaged in combat operations during the Vietnam War (1963–1971).
The group flew the B-26 Invader until April 1955, when it converted to the B-57B Canberra tactical bomber. A total of forty-nine B-57B and eight 2-seat B-57C models for training were deployed to Laon. The 38th Bomb Group was the only tactical bombardment unit assigned to USAFE.
Furthermore, Martin's rotating bomb bay would be incorporated into production variants of the B-57. A "Super Canberra", incorporating other XB-51 features, such as swept wings and tail-planes, was also proposed.
The Martin RB-57D Canberra is a specialized high-altitude strategic reconnaissance aircraft developed from the Martin B-57 Canberra tactical bomber, a license-built version of the English Electric Canberra. It was used by the United States Air Force during the 1950s prior to operational use of the Lockheed U-2.
Convair B-36D-35-CF Peacemaker, 49-2664, c/n 127, '664', triangle 'J' tail markings, of the 436th Bomb Squadron, 7th Bomb Wing, Carswell AFB, Texas, experiences main gear extension failure, pilot Maj. Leslie W. Brockwell bellies it in at Kirtland AFB, New Mexico, with just the nose gear extended, doing such a deft job that this is the only B-36 ...