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 further testing on three Elo coil cases after a 5-week oven heat treatment.
| Identifier | ExFiles\Box 39\3\ Scan273 | |
| Date | 29th October 1926 | |
| X3573 EFC. 29.10.26. X40796 These three Elo coil cases have been in our oven for about 5 weeks at various temperatures up to 950C. Perhaps you would like to test them again. E.J.Brock | ||