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).
Instruction memo to fit an air cleaner, silencer, and ignition parts to a 25/29 HP engine on car 21-G-IV.
| Identifier | ExFiles\Box 101\4\ scan0135 | |
| Date | 25th November 1935 | |
| To RHC.{R. H. Coverley - Production Engineer} x500a Hs{Lord Ernest Hives - Chair}/Wym.{G. Harold Whyman - Experimental Manager}33/KW.25.11.35. Re 25/29 HP. Engine. Will you please arrange to fit to 21-G-IV car the air cleaner and silencer for the Stromberg carburetter as per LeC.4781, and ignition wires and tubes per LeC.4807. HS{Lord Ernest Hives - Chair}/Wym.{G. Harold Whyman - Experimental Manager} | ||