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).
The material selection for a steering box bracket, questioning the use of aluminium.
| Identifier | ExFiles\Box 2\2\ B002_X 115 150-page17 | |
| Date | 4th January 1933 | |
| - 2 - E.5/HP.4.1.33. No.5. With regard to the material of the steering box bracket, we questioned the advisability of using aluminium for this part and mentioned a strengthening feature being added by Derby on the inside end of the boss. Da.{Bernard Day - Chassis Design} will look into the question of an alternative bracket in mild steel, or aluminium bronze. E.{Mr Elliott - Chief Engineer} | ||