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).
Listing the components required for the Condor Epicyclic Reduction Gear.
| Identifier | ExFiles\Box 38\6\ Scan097 | |
| Date | 16th October 1918 | |
| DAB/CM161018. ********** SPO. ********** RE CONDOR EPICYCLIC REDUCTION GEAR - 4240 - X3389. ********** .666 Ratio. ********** Please receive herewith - G.6229 - Sun Wheel. G.6230 - Planet. G.6231 - Annulus. 3 sets required. ********** Du. | ||