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).
Reference note concerning thermostats for Clan Foundry Rigs.
| Identifier | ExFiles\Box 176\2\ img239 | |
| Date | 1st October 1940 | |
| 12 CLAN FOUNDRY RIGS. ------------------- See File No 1328 (Thermostats) for Rm{William Robotham - Chief Engineer}9/ML1,10,40 to "EJJ" re a Thermostat for Clan Foundry. ******** | ||