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).
Note indicating the location of correspondence regarding steering failures.
| Identifier | ExFiles\Box 9\7\ 07-page181 | |
| Date | 19th April 1937 guessed | |
| 650. All correspondence re Steering Failures in file 1300. | ||