The Electric Motor Boeing B 17 Flying Fortress uses 42 electric motors to pump fuel, open and close doors, raise and lower wheels. Four large motors at top of picture start main engines. 1943 LIFE Magazine Picture, A5366A. 19430215 on PopScreen

The Electric Motor Boeing B 17 Flying Fortress uses 42 electric motors to pump fuel, open and close doors, raise and lower wheels. Four large motors at top of picture start main engines. 1943 LIFE Magazine Picture, A5366A. 19430215

The Electric Motor Boeing B 17 Flying Fortress uses 42 electric motors to pump fuel, open and close doors, raise and lower wheels. Four large motors at top of picture start main engines. 1943 LIFE Magazine Picture, A5366A. 19430215

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