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 order of a Philco car radio set for a 12 volt system.
| Identifier | ExFiles\Box 168b\1\ img087 | |
| Date | 5th July 1938 | |
| To Roy{Sir Henry Royce}/MS. 6153 Rm{William Robotham - Chief Engineer}/RC.{R. Childs}8/JH.5.7.38. re Radio set for 25.G.VI. Will you please order for us, one Philco car radio set. Model K.728T for use on a 12 volt system. O/N.52439. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||