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).
Pencil sketch of a component, possibly a Panther engine front-case, with handwritten notes.
| Identifier | ExFiles\Box 173\4\ img172 | |
| Date | 17th December 1935 guessed | |
| Java Oil retention Panther front-case | ||