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).
Request to send an official order to S. Smith & Sons Ltd. for a thermostat with a special opening temperature.
| Identifier | ExFiles\Box 156\2\ scan0048 | |
| Date | 28th March 1938 | |
| To Roy.{Sir Henry Royce} from Rm{William Robotham - Chief Engineer}/Std. c. G/JWH. γ 1328 . Rm{William Robotham - Chief Engineer}/Std.4/AP.28.3.38 Will you please send an official order to Messrs S.Smith & Sons Ltd., for one thermostat to X.30065/5 (their drawing No.) except that it is to have a special opening temperature 68 - 70°C, as per attached copy of letter. Rm{William Robotham - Chief Engineer}/Std. | ||