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).
Estimated cost of new tools and the production timeline for the 'S' Series chassis.
| Identifier | ExFiles\Box 101\1\ scan0115 | |
| Date | 10th April 1944 | |
| Estimated cost of new tools ........ £89. 0. 0. Could be brought on to production at the 1st. chassis in "S" Series (Without scrap.) [Stamp] RECEIVED [Stamp] Bb 10 APR 44 | ||