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).
List of engine types with specific components and a note requesting cars be brought in for decarbonising.
| Identifier | ExFiles\Box 132\5\ scan0118 | |
| Date | 19th March 1940 | |
| - 2 - Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}1/SW.19.3.40. London Service (Br) B. 140 H.K. Ni - Chro - Mo (Block) B. 70. G.A. " " " B. 44 L.S. " " " (Block) B. 86 L.S. " " " W.X.A. 2. (Phos. Chrome Inserts) B. 50 L.S. (Hicrome Inserts) Further to the above, certain cars have been running with thin oil see Rm{William Robotham - Chief Engineer}/10/ML.18.3.40. NOTE. Will those concerned please make every effort to obtain these figures at the first opportunity. Those cars which are in customers hands, can be traced and persuaded to bring their cars in say for decarbonising. ------------ Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} | ||