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).
Blueprint of a Sylphon Thermostat for the Goshawk II engine.
| Identifier | ExFiles\Box 77\4\ scan0259 | |
| Date | 19th July 1922 | |
| EC1013 (Struck through) E52003. COPPER .006 TO .008 THICK 2.100 LENGTH COOL 10 WORKING CORRUGATIONS 2.500 DIA 1.750 DIA: SYLPHON TUBE TO CONTRACT .430" THE VOLATILE LIQUID IS OUTSIDE THE SYLPHON TUBE SYLPHON THERMOSTAT E52003. GOSHAWK II LEGION (Struck through) SCALE=1/1 lemar 17.7.22 Stamp: 19 JUL 22 | ||