List of drawings for a Condor .666 reduction gear, requesting four sets.
| Identifier | ExFiles\Box 38\6\ Scan102 | |
| Date | 28th October 1918 | |
| Ex. 28 OCT 1918 Da {Bernard Day - Chassis Design} 3/CB221018. RECEIVED E.F.C. RE CONDOR(Aero Engine) .666 REDUCTION GEAR - 4240 - XS359. Please receive drawings No. G.6239 - ) Propeller Shaft. G.6240 - ) G.6237 - Propeller Shaft Extension. G.6238 - Driving Flange. 4 sets required. Da. {Bernard Day - Chassis Design} | ||
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).