Blueprint showing the suggested rear axle construction for the Wraith model.
| Identifier | ExFiles\Box 7\3\ X 602 Axle Rear-page12 | |
| Date | 13th August 1936 guessed | |
| SUGGESTED REAR AXLE CONSTRUCTION FOR WRAITH. | ||
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).