The Boeing B-17 Flying Fortress four-engine heavy bomber aircraft was primarily employed by the United States Army Air Forces in the late 1930's and into the World War Two. The B-17 Flying Fortress evolved through numerous design advances. The B-17 was used to great success in the daylight precision strategic bombing campaign of World War II against German industrial, civilian, and military targets. Whist the types primary theatre was Europe, the B-17 also participated to a lesser extent in the Pacific where it conducted raids against Japanese shipping and airfields.
Sound recording of a 1944 built Boeing B-17 Flying Fortress, Sally B (G-BEDF), performing a flypast at Old Warden aerodrome, 4th July 2010.
Powered by 4 Wright Cyclone Radial R1820-97 and 4 Hamilton Standard 23E50-473 propellers.