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).
Cover sheet for documents related to Wraith Tappets.
| Identifier | ExFiles\Box 10\3\ 03-page032 | |
| Date | 19th July 1937 | |
| ROLLS-ROYCE, LTD. PRINT ROOM 19 JUL 1937 DERBY. Wraith Tappets 654 | ||