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).
Coil spring for a telephone.
| Identifier | ExFiles\Box 143\1\ scan0358 | |
| Date | 29th August 1939 | |
| 1209 EJJ/HC. from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}1/R.29.8.39. Will you please supply coil spring for telephone in my office. Rm.{William Robotham - Chief Engineer} | ||