Photograph of a leaf spring.
| Identifier | ExFiles\Box 154\1\ scan0159 | |
| Date | 14th June 1934 guessed | |
| J. {Mr Johnson W.M.} WOODHEAD & SONS LTD. LEEDS JS {Mr Johnson's Secretary} 125 | ||
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).