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).
Successful modifications to the new contact maker LeC. 2460.
| Identifier | ExFiles\Box 35\6\ scan 436 | |
| Date | 20th August 1928 | |
| EFC. from R.{Sir Henry Royce} copy to BJ. V8692 R7/M20.8.28. I was very pleased to see that the modifications to the new contact maker- LeC. 2460 - have proved to give such good action up to over 10,000 contacts per minute. R.{Sir Henry Royce} | ||