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 the S.U. Company requesting the manufacture of four experimental carburetter needles with specified dimensions.
| Identifier | ExFiles\Box 31\5\ Scan130 | |
| Date | 21th November 1933 | |
| X1487 Experimental Dept. Hs{Lord Ernest Hives - Chair}/CTS.{C. Trot Salt - Carburation}16/KT. November 21st 1933. The S.U. Company Ltd., East Works, Bordesley Green Road, Adderley Park, B'ham. S. For the attention of Mr. Von de Becke. Dear Sir, Will you please make for us four experimental needles to the dimensions below? These are for use on your 1¾" type carburetter. A B C D 1. .100 .100 .100 .100 2. .096 .096 .096 .096 3. .0915 .0915 .0915 .0915 4. .087 .087 .088 .088 5. .085 .0835 .0845 .0845 6. .0805 .081 .0815 .0815 7. .079 .079 .079 .079 8. .078 .0775 .0775 .0775 9. .0765 .076 .076 .076 10. .0755 .0745 .0745 .0745 11. .0745 .0725 .073 .0725 12. .0735 .0715 .069 .0715 Dimensions in thous' of an inch at intervals of .125" from the top of the needle. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||