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).
Listing modifications for the Spectre Car after tests on the La Salle steering.
| Identifier | ExFiles\Box 4\1\ 01-page123 | |
| Date | 3rd October 1934 | |
| To REC. 24694 Ha/Rm.{William Robotham - Chief Engineer}9/KW.3.10.34. SpectreCodename for Phantom III Car. Will you please keep in view the following modifications which we should like carried out on the SpectreCodename for Phantom III when we have completed the tests on the La{L. A. Archer} Salle steering :- (1) Correct axle gears, N.Sch.4121. (2) Borg & Beck clutch lining. (3) Exchange present unit in car for one on the test bed. Examine before fitting in car. (4) Harrison type radiator. (5) Proper gearbox. Ha/Rm.{William Robotham - Chief Engineer} | ||