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).
Preference for how an order of tubing should be divided.
| Identifier | ExFiles\Box 149\3\ scan0044 | |
| Date | 20th March 1939 | |
| 1263? To Roy{Sir Henry Royce}/AW. c. to G/JWH. Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems}16/JH.20.3.39. We should prefer to have the length of 3/8" tubing ordered divided into two equal lengths of 1/4" O.D. tubing and the remainder in 5/16 as already supplied. Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems} | ||