In the early stages of Rolls Royce development of Aero Engines, Rolls Royce was naming their piston engines after "Birds of Prey," such as Condor, Eagle, Hawk and Kestrel. Rolls Royce produced more than 60% of British built airplane engines used in World War I.
Usage of Photograph Confines
The Kestrel 1B Aero Engine photograph shown, is free of cost to download providing that the photograph is not used for business or commercial gains.
Strictly for Educational use
Photographs of engines can be used for help with your projects, homework, personal website or for general educational purposes.
If you use any of the photographs on this site, a link back to the source would be greatly appreciated.