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 feedback on a coil core made from XM1000 Bakelite non-tracking powder.
| Identifier | ExFiles\Box 61\1\ scan0098 | |
| Date | 9th April 1930 | |
| EFC. X.60113 Mr West asked me for a coil core made from XM1000 Bakelite non-tracking powder. Will you please let me know how this stands up against your test EF Brock | ||