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).
Questionnaire detailing the introduction of a new part for the 'N' Series chassis, including test date and costs.
| Identifier | ExFiles\Box 56\4\ Scan119 | |
| Date | 3rd September 1928 | |
| (1). The number of the first chassis on which the new part will be fitted. 'N' Series. (2) Date when the chassis will be handed to test. 3.9.28. (3) Cost of scrapped material, if any. Nil. (4) Cost of jigs and tools. £50. | ||