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 registration status of a Humber car.
| Identifier | ExFiles\Box 126\2\ scan0019 | |
| Date | 3rd May 1921 | |
| X1525. S/W Hs.{Lord Ernest Hives - Chair} C7/C3.5.21. Re Humber Car. The car is registered in Mr. Pooley's name. We have not yet received the Registration Book and are applying to the London County Council for this. C. | ||