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).
Oil heater failures on two Phantom III vehicles, noting mileage and oil status.
| Identifier | ExFiles\Box 130\2\ scan0299 | |
| Date | 23th November 1936 | |
| To Rm.{William Robotham - Chief Engineer} Cricklewood, Nov. 23rd, 1936. Phantom III. Oil Heater Failures. re Rm{William Robotham - Chief Engineer}/Std.5/AP.20.11.36. C-3-AZ - 88 926 miles. Has not been cleaned. Castrol XL. oil. 3-AZ-98 376 miles. Has not been cleaned. Oil not known. Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} | ||