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).
Standardisation of artillery wheels for the X.4586 - 20 HP model.
| Identifier | ExFiles\Box 53\3\ Scan224 | |
| Date | 30th May 1927 | |
| To Hs.{Lord Ernest Hives - Chair} from My/Rb.{R. Bowen} My/Rb{R. Bowen}13/N/139A/BJ30.5.27. RE. STANDARDISATION OF ARTILLERY WHEELS. X. 4586 - 20 HP. Returned herewith std. sheet as above. Please note, the £1. 13. 11d. saving does not take into consideration any difference in cost for luggage grid, rear wheel carrier and side wheel carrier. My/Rb.{R. Bowen} | ||