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).
Production note regarding zero extra tool costs for the 'S2' Series chassis.
| Identifier | ExFiles\Box 105\1\ scan0282 | |
| Date | 20th August 1937 guessed | |
| Extra Tool Cost - Nil. Could be brought on to production at the 1st. Chassis in "S2" Series (without scrap) | ||