Photograph of a car engine bay, showing the air cleaner, radiator, and fan assembly.
| Identifier | ExFiles\Box 13\3\ 03-page381 | |
| Date | 29th January 1932 guessed | |
| 5. | ||
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).