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).
Fitting of parts for the 'Condor' engine switch control.
| Identifier | ExFiles\Box 50\2\ Scan137 | |
| Date | 4th February 1921 | |
| To H.H. from R.H.C. [struck through] c. to M? [struck through] c. to E.P.C. X.4309 RHC{R. H. Coverley - Production Engineer}1/LG4.2.21. RE "CONDOR" ENGINE SWITCH CONTROL. X.4309. N Scheme 731 7/3 We have fitted one set of the above parts to Switch on Experimental Condor engine, also a second set has been fitted to production engine 2-Condor-32. RHC.{R. H. Coverley - Production Engineer} | ||