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).
Telegram from Royce instructing not to accept any more electrical equipment from Lucas.
| Identifier | Morton\M16\ img032 | |
| Date | 12th March 1917 | |
| Roycear Derby Hives wednesday will be quite convenient re Lucas my instructions are we accept no more electric equipment from them they must first make those delivered satisfactory to the users Royce | ||