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).
List of topics covering engine mounts, gauges, fabrics, and tests for various car models.
| Identifier | ExFiles\Box 113\2\ scan0140 | |
| Date | 20th September 1928 guessed | |
| Rubber engine mounting. 10 & iii K.S. Petrol Gauges. Rubber fabric for 10.E.X. Cotton duck for new type dampers. Bumper test Steering support for 12.E.X. | ||