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 request for one dozen 2.5 volt MES bulbs for Aero Low Level Warning Devices.
| Identifier | ExFiles\Box 166\4\ img173 | |
| Date | 11th September 1934 | |
| r6089. Roy.{Sir Henry Royce} From Hs{Lord Ernest Hives - Chair}/Wst. Hs{Lord Ernest Hives - Chair}/Wst.2/MA.11.9.34. Please order for us to order No.54001 one dozen 2.5 volt MES bulbs for Aero Low Level Warning Devices. Hs{Lord Ernest Hives - Chair}/Wst. | ||