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 sheet regarding the rear axle with a 1' wider track.
| Identifier | ExFiles\Box 12\2\ 02-page010 | |
| Date | 23th October 1926 | |
| C O P Y. To Hs.{Lord Ernest Hives - Chair} from My/Rb.{R. Bowen} My/Rb{R. Bowen}2/N/139A/BJ23.10.26. STANDARDISATION SHEET X.7360 REAR AXLE WITH 1" WIDER TRACK. Please note that the difference in cost of the double locking device rear hubs is not taken into consideration on this sheet, as this item was accounted for on sheet X.3809 dated 6.9.26. My/Rb.{R. Bowen} | ||