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 stock order request for instrument bulbs.
| Identifier | ExFiles\Box 166\4\ img237 | |
| Date | 4th January 1939 | |
| 6089 To Roy{Sir Henry Royce}/Ms. c. to G/JWH. c. to Rm{William Robotham - Chief Engineer}/RC.{R. Childs}/MC. Rm{William Robotham - Chief Engineer}/RC.{R. Childs}15/JH.4.1.39. Will you please order for our stock - 2 doz. 16 - 18 volt, 3 watt MES instrument bulbs. (Edison Swan Elect. Co.Ltd). O/N.92409. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||