weaponsandwarfare.com
Boeing B-17s Fortress Mk.I and Mk.IIs in RAF Service
July 8, 1941: 90 Sqn debuted the Fortress Mk I in combat. July 1942: The Boeing Fortress II entered service with 220 and 206 Sqns at Benbecula Some 45 B-17E bombers were transferred to the RAF in l…