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).
Requesting an urgent order for six modified Spectre Water Temperature Regulating Thermostats.
| Identifier | ExFiles\Box 156\1\ scan0066 | |
| Date | 15th March 1935 | |
| To Roy.{Sir Henry Royce} X6508 Hs{Lord Ernest Hives - Chair}/Std.24/KW.15.3.35. Will you please order from the Packless Gland Co. six SpectreCodename for Phantom III Water Temperature Regulating Thermostats to E.86612, except that they are to be modified to commence opening from 1.275" at 75ºC. and to be fully expanded to 1.525" when the temperature has reached 82ºC. Will you please urge this order as far as possible. Hs{Lord Ernest Hives - Chair}/C.S.Steadman. | ||