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 order for a 24-volt B.T.H. Solenoid starter switch for Merlin installation test purposes.
| Identifier | ExFiles\Box 168a\2\ img197 | |
| Date | 20th November 1935 | |
| 6139. Roy.{Sir Henry Royce} From Ha/Wst. Ha/Wst.1/MA.20.11.35. Please order for us for test purposes in connection with Merlin installation one 24 volt B.T.H. Solenoid starter switch No.CX{Major Len W. Cox - Advertising Manager}/0588. Order No.54001. Ha/Wst. | ||