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).
Inquiry regarding the test results of a noisy S2.CA heater and the availability of a cheaper, silent version.
| Identifier | ExFiles\Box 137\2\ scan0128 | |
| Date | 5th August 1938 | |
| 1158 S/W Rm{William Robotham - Chief Engineer}/Std. Hn{F. C. Honeyman - Retail orders}5/AH.5.8.38. Heaters: Are you yet in a position to tell us anything about the test of the noisy S2.CA heater which we sent you as advised in our Hn{F. C. Honeyman - Retail orders}8/AH.14.7.38?. Like you we want the benefit in price of the cheaper heater provided it becomes available with a reasonably silent motor. Hn.{F. C. Honeyman - Retail orders} | ||