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 Osram and Ediswan lamp bulbs for experimental stock.
| Identifier | ExFiles\Box 166\4\ img150 | |
| Date | 8th January 1933 | |
| Roy{Sir Henry Royce}/Ms. from Hs{Lord Ernest Hives - Chair}/Wst. X6089 Hs{Lord Ernest Hives - Chair}/Wst.2/AM 8.1.33. EXPTL. LAMP STOCK Will you please order for us to Order No. 54101, the following Osram lamp bulbs :- Six 12/14 volts 60 watt centre contact No. S.7998 Six 12/14 " 9 " double " No. S.7172 Twelve 6/7 " 3 " screw cap No. S.7584 also the following Ediswan lamps :- Three 12 volt 6 watt S.C.C. Dome light bulbs This latter may be sent with the next order for Ediswans if necessary as the lamps are not urgently required. Hs{Lord Ernest Hives - Chair}/Wst. | ||