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).
Production requirements for 6 and 8-cylinder engine castings and patterns.
| Identifier | ExFiles\Box 146\4\ scan0023 | |
| Date | 25th September 1939 | |
| -2- Rm.{William Robotham - Chief Engineer}2/MH.{M. Huckerby}25.9.39. We should also be glad to know how many castings you will be prepared to take off these patterns for 6-cylinder and 8-cylinder cast iron engines, and what additional equipment, if any, will be needed to make a run of 1,000 6-cylinder engines and 500 8-cylinder engines. In addition to the above, we understand that you have patterns for High Power Heads in aluminium for both the 6 and the 8. Rm.{William Robotham - Chief Engineer} | ||