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).
Photograph of the rear three-quarter view of an Oldsmobile car.
| Identifier | ExFiles\Box 161\1\ scan0125 | |
| Date | 18th July 1938 guessed | |
| HYDRA-MATIC DRIVE, OLDSMOBILE, JRB 293 | ||