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. Carburetter Co. Ltd. requesting the supply of various carburettor needles with specific dimensions.
| Identifier | ExFiles\Box 121\4\ scan0171 | |
| Date | 29th March 1938 | |
| 1487 Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}6/MH.{M. Huckerby} 29th. March 1938. The S.U. Carburetter Co. Ltd., Bordesley Green Road, Adderley Park, BIRMINGHAM. Dear Sirs, Will you please supply two pairs each of the following needles. To be marked as shown. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. "Z" 89.5. 84.5 79.5 77 75.5 73.5 72 70.5 69 67 66 65 64. B.3.A. 90 85 81 78.5 76 74 72.5 70.5 69 67 66 65 64. B.3.B. 90 85 81 78.5 76.5 75 73.5 72 71 69.5 68.5 67.5 66.5 B.3.C. 90 85 81 79 77 75.5 74 72 71 69.5 68.5 67.5 66.5 Dimensions according to your usual system measured every ¼th. of an inch. Yours faithfully, for ROLLS-ROYCE LTD. | ||