Dornier Do 11

Variants

Do F
Prototype of the Do 11 before redesignation by the RLM.

Do 11C
First production version powered by two Siemens-Halske Sh.22B-2 radial engines.

Do 11D
Second production version with a shorter-span wing, primarily introduced to alleviate extreme vibration of the Do 11C wings.

Sources:
Gunston, Bill - The Encyclodepia of the Worlds Combat aircraft, 1976, Chartwell Books, Inc., New York
Brown, Eric, Captain - Wings of the Luftwaffe, 1979, Airlife Publishing Ltd., Shrewsbury
Gunston, Bill & Wood, Tony - Hitler's Luftwaffe, 1977, Salamander Books Ltd., London
Donald, David - The Complete Encyclopedia Of World Aircraft, 1997, Brown Packaging Books Ltd., London
Wikipedia - Dornier Do 11