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 Geo. Salter & Co. Ltd requesting the supply of 6 helical compression springs with specific dimensions.
| Identifier | ExFiles\Box 153\1\ scan0080 | |
| Date | 15th October 1937 | |
| Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}3/AP. October 15th 1937. Messrs Geo. Salter & Co.Ltd,, WEST BROMWICH Dear Sirs, Will you please supply us with 6 helical compression springs to the following particulars:- Outside dia. 0.930 - 0.005 Free Length. 1.990 - 0.005 Wire 6.SWG (0.194) Working coils 4. Total coils 6 with ends ground square. We should be glad if you could send us these springs at an early date. An official order will follow in due course. Yours faithfully, FOR ROLLS-ROYCE LTD. | ||