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).
File reference note regarding a thermostat for Clan Foundry.
| Identifier | ExFiles\Box 143\1\ scan0418 | |
| Date | 1st October 1940 | |
| 1209 See File No 1328 (Thermostats) for Rm{William Robotham - Chief Engineer}9/ML1.10.40 to "EJJ" re a Thermostat for Clan Foundry. *** | ||