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).
Instruction card for the supply of experimental valve springs and associated parts.
| Identifier | ExFiles\Box 80\3\ scan0085 | |
| Date | 5th December 1911 | |
| R.R 148 (20 H) (W 953. 13.10.11) G 2051. X290 C/535. Experimental Valve Springs (3 Cars) Instn. 5.12.11 (3 Cards) Supply to Test Dept. 144 Springs E 2215 144 Washers E 2217 144 Cotter E 2218. 1 Set supplied to Mr Platford 12/12/11 This job has been handed to Mr Platford 7/1/12 AM. | ||