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).
Costs and implementation for fitting a new part to a chassis.
| Identifier | ExFiles\Box 172\1\ img223 | |
| Date | 16th February 1918 | |
| Handwritten: 22/Knowles R.A. The number of the first chassis on which the new part will be fitted...............Not decided Date when chassis will be handed to test................ Cost of scrapped material, if any...................Nil. Cost of jigs and tools................................£360 - includes rear axle parts. | ||