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).
The retention of gearboxes for a minimum of six months without purchase.
| Identifier | ExFiles\Box 136\2\ scan0280 | |
| Date | 17th July 1940 | |
| 1153 G/WFH. from Rm.{William Robotham - Chief Engineer} Rm.{William Robotham - Chief Engineer}17/ML.17.7.40. With reference to G/WFH/CA.13. /MM.15.7.40. we have still got these gearboxes and want to keep them for 6 months at least, but do not want to buy them. Rm.{William Robotham - Chief Engineer} | ||