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).
Design position report detailing modifications and their completion status for 25-30 HP and Phantom III chassis.
| Identifier | ExFiles\Box 161a\4\ scan0002 | |
| Date | 15th January 1936 | |
| (sheet 2) ITEM. 25-30 HP.CHASSIS - CONTINUED. DESIGN POSITION. Pull off spring and stops for clutch pedal - 11" Borg and Beck clutch. Completed 24.12.35. Scheme showing clearances in clutch case - 11" Borg and Beck clutch. In hand. P.III type top controls and steering wheel. Completed 30.12.35. Engine controls to suit Marles steering box. Completed 2.1.36. Exhaust valve - tulip shape. Completed 7.1.36. Exhaust front expansion box. Completed 15.1.36. Run of front brake ropes and mods to undersheets. Completed 8.1.36. Mods. to clutch operating mechanism and layout of linkage. Completed 13.1.36. Stronger clutch springs. Completed 15.1.36. Mods. to servo and brake pedal stop. Completed 15.1.36. Modified radiator - unbalanced shutters, etc. In hand. Improved position of carburetter filter. In hand. Clutch operating mechanism linkage - diagrams. In hand. PHANTOM III CHASSIS. D.W.S. hydraulic jacking system. Completed. Mod. to road wheel locking device to facilitate entry of splines. In hand. Modified oil feed to tappet mechanism (Lec.4900). Completed 2.1.36. | ||