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 to Joseph Lucas Ltd. regarding a black finish treatment for sample parts.
| Identifier | ExFiles\Box 38\6\ Scan166 | |
| Date | 6th February 1919 | |
| R.R. 235a (500 T) (S.D. 408. 26-4-17.) Bm. 2/156/13. X.3424 EFC12/T. 6th February 1919. Messrs. Joseph Lucas Ltd., Great King Street, Birmingham. Dear Sirs, Re Black Finish. Many thanks for your letter of the 31st. ult. We are sending you under separate cover - 2 Miniature Tumler Switches 2 Holders 2 bits of broken test pieces, We would like you to treat these in the ways you speak of. Yours faithfully, | ||