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).
Stronger valve springs for Spanish Trials cars.
| Identifier | ExFiles\Box 80\3\ scan0151 | |
| Date | 30th May 1913 | |
| 4290 Wor{Arthur Wormald - General Works Manager}/SM5/L30513 Re stronger Valve Springs for Spanish Trials Cars. Z.449 Hy{Tom Haldenby - Plant Engineer} 30/5/13. Please note that 4 sets of the above Valve Springs E.3343 can now be had on application to the stores. They have been ordered in accordance with Mr Royce's sheet R5/B5513. p. Wor.{Arthur Wormald - General Works Manager} | ||