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).
Request to modify exhaust pieces for the Phantom II Resonance Exhaust System according to specific sketches.
| Identifier | ExFiles\Box 14\6\ Scan249 | |
| Date | 1st June 1932 | |
| X7230. RHC.{R. H. Coverley - Production Engineer} From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} 8/MA.1.6.32. P.II RESONANCE EXHAUST SYSTEM. Will you please modify the exhaust pieces we hand you herewith to sketches Hs.{Lord Ernest Hives - Chair}638, Hs.{Lord Ernest Hives - Chair}639, Hs.{Lord Ernest Hives - Chair}637, and Hs.{Lord Ernest Hives - Chair}636. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||