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).
Requesting two experimental sets of 'Spectre' clutch springs with new specifications.
| Identifier | ExFiles\Box 93\3\ scan0067 | |
| Date | 11th December 1935 | |
| 4312 To RHC.{R. H. Coverley - Production Engineer} Hs{Lord Ernest Hives - Chair}/Smth.25/KW.11.12.35. SpectreCodename for Phantom III Clutch Springs. We believe we can use considerably weaker springs than we are doing at present. Will you please make us two experimental sets which we will call Rm.{William Robotham - Chief Engineer}31/2 as under - Rm.{William Robotham - Chief Engineer}31 as G.82591, but of free length 2.282"; 12 off. Rm.{William Robotham - Chief Engineer}32 " " " " " 2.214"; 12 off. We should like the Rm.{William Robotham - Chief Engineer}31 springs fitting to the Red Car in conjunction with the new Borg & Beck centre plate. Hs{Lord Ernest Hives - Chair}/Smth. | ||