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).
Cost estimate and production note for standardizing a feature on chassis.
| Identifier | ExFiles\Box 168a\3\ img334 | |
| Date | 18th April 1940 | |
| M.W./D.{John DeLooze - Company Secretary} 18/4/40 Estimated cost of new tools approximately £13. 0. 0. assuming this feature is standardised on all three types of chassis. Could be brought on to production at the 1st. chassis in "P" series without scrap. | ||