Modifications for Gearbox B.3 No.3 for car 1.B.50.
| Identifier | ExFiles\Box 112\2\ scan0078 | |
| Date | 24th November 1938 | |
| 828 To HPS. {Horace Percy Smith - Experimental Factory Mgr} from Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} 3/MH. {M. Huckerby} 24.11.38. GEARBOX B.3 No.3. Will you please modify this box as follows, 1.B.50 car now being in the Fitting Shop. (1) Synchro springs for top and overdrive - GB.4380, 4385. (Rm {William Robotham - Chief Engineer} /FJH. {Fred J. Hardy - Chief Dev. Engineer} has the springs). (2) 55° cam angle for 2nd. speed. (3) Ex.32786 top gear fork. (4) Al.bronze pads on 2nd. speed fork. Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} | ||
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).