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).
Experimental parts fitted to the 'E' Engine, reference X.3030.
| Identifier | ExFiles\Box 37\4\ scan 060 | |
| Date | 24th August 1917 | |
| To Mr. Clark. X.3095 24.8.17. RE EXPERIMENTAL "E" ENGINE - X.3030. The above engine has been fitted with the following experimental parts. Camshaft Drive(Lightened Type). X.2909. Alum: Nut on Bottom Housing. X.3095. New Type Air Pump to arrgt. Drg.E.14103. X.3110. RHC.{R. H. Coverley - Production Engineer} | ||