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).
The lack of standardization for tyre and rim sizes among manufacturers and its impact on recommendations.
| Identifier | ExFiles\Box 53\2\ Scan104 | |
| Date | 19th May 1924 guessed | |
| contd:- -2- have all adopted a different rim as standard and the tyres of each maker demands a special rim. In our opinion, until the tyre makers adopt a standard for rims and tyre sizes, it will be difficult for us to recommend these tyres, otherwise, the customer might at any time, find that the production of tyres to suit his wheels have been abandoned. No doubt Springfield will have satisfied themselves that the tyre and rim sizes have been standardised in U.S. Hs.{Lord Ernest Hives - Chair} | ||