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).
Discussions on the proportions of axle springs for model 23-EX with Firth's spring designer.
| Identifier | ExFiles\Box 52\2\ Scan202 | |
| Date | 22th January 1930 | |
| ROY. {Sir Henry Royce} From Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} X4429 Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} 4/MJ.22.1.30. Re. Axle Springs for 23-EX. X7410 With reference to your ROY {Sir Henry Royce} /Dn5/EH22.1.30. We are still discussing the exact proportions which these springs shall take with Firth's spring designer. We will let you know what to order as soon as we have come to some agreement on the matter. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||