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 adapt an apparatus to measure the relative movement of each rear road wheel, concerning the Spectre Rear Axle Dither.
| Identifier | ExFiles\Box 92\5\ scan0008 | |
| Date | 22th November 1934 | |
| To RHC.{R. H. Coverley - Production Engineer} x4694 302 Hs{Lord Ernest Hives - Chair}/Les.12/KW.22.11.34. SpectreCodename for Phantom III Rear Axle Dither. In Hs{Lord Ernest Hives - Chair}/Les.8/KW.19.4.34, we asked you to make a device for measuring the rear axle twist. We now require the same apparatus for measuring the relative movement of each rear road wheel. Hs{Lord Ernest Hives - Chair}/Les.{Ivan A. Leslie} | ||