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).
Internal request to order one BTH solenoid aero starter motor switch for 12-volt operation.
| Identifier | ExFiles\Box 168a\2\ img215 | |
| Date | 1st April 1936 | |
| 6139 To Roy.{Sir Henry Royce} HS{Lord Ernest Hives - Chair}/Wst.1/JH.1.4.36. No. 55241. Will you please order for us to order 1 BTH, Solenoid aero starter motor switch as arranged with them, for 12 volt operation. HS{Lord Ernest Hives - Chair}/Wst. | ||