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).
Order for 'OSRAM' electric bulbs.
| Identifier | ExFiles\Box 119\4\ scan0270 | |
| Date | 7th January 1941 | |
| To Roy{Sir Henry Royce}/AES. from Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} 1205 Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager}4/ET.7.1.41. Will you please order for us 24 "OSRAM" 220 v.{VIENNA} 15 W. electric bulbs, SIGN LAMP TYPE. To avoid any mistake I am enclosing a sample bulb. O/N. 711. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} | ||