Instruction to prepare a second 25 HP Air Valve Piston for use on chassis 19-G-IV.
| Identifier | ExFiles\Box 102\1\ scan0147 | |
| Date | 8th February 1934 | |
| RHC {R. H. Coverley - Production Engineer} /CEP. X5080 Hs {Lord Ernest Hives - Chair} /FD. {Frank Dodd - Bodies} 9/KW.8.2.34. Will you please instruct a second 25 HP. Air Valve Piston to EX.13110 & 11, to be used on 19-G-IV. Hs {Lord Ernest Hives - Chair} /F.Dodd. | ||
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).