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).
Request to S. U. Carburettor Co. Ltd. for the supply of carburettor needles with specified dimensions.
| Identifier | ExFiles\Box 121\3\ scan0070 | |
| Date | 29th April 1940 | |
| 1031 Experimental Department. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}8/JS.{Mr Johnson's Secretary}29.4.40. 29.4.40. Messrs. S. U. Carburettor Co. Ltd., East Works, Adderley Park, BIRMINGHAM, 8. Dear Sirs, Will you please supply two pairs each of the following needles, to be marked as shown. Dimensions in thous' of an inch at intervals of .125 from the shoulder - see below: RX.5. RX.6. RX.7. RX.8. 87.5 87.5 86 86 82.5 82.5 82.5 82.5 79.5 80 78 79.5 77.5 78 76 76.5 75.5 76 73.5 74 74 74.5 71 71.5 72.5 73.5 68.5 69 71.5 72 66 66.5 70 71 64.5 65.5 69 70 62 63 68 69 60 61 67 68 58 59 66 67 56 57 Yours faithfully, for ROLLS ROYCE LIMITED. | ||