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).
To the Technical Committee relaying Mr. Royce's decision on the worm axle size and road clearance.
| Identifier | ExFiles\Box 2\6\ B002_X 140 141 157-page159 | |
| Date | 3rd February 1912 | |
| Copy. M2/B6212. Le CanadelHenry Royce's French residence. 3rd February 1912. Members of the Technical Committee. Re Worm Axle. Mr Royce says we cannot consider a worm gear of any larger size than the present one. that is we must keep the road clearance as great as Lanchester YR Thos. Hadin. X141 | ||