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).
Letter from British Carbons Ltd. regarding tests and the material composition of their brushes.
| Identifier | ExFiles\Box 166\1\ img017 | |
| Date | 6th March 1933 | |
| COPY OF LETTER PROGRESS WORKS CROWTHER STREET BRADFORD. 6th March 1933 Messrs. Rolls Royce Ltd. Derby. ----- Dear Sirs, We thank you for your letter of 3rd inst., and are glad to note from the enclosure that you are still carrying out the tests on our brushes. In reply to your query, our brushes are certainly made from Virgin Carbon. Always at your service, we are, Yours faithfully, p.p. BRITISH CARBONS LTD. | ||