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).
With an attached report on the particulars and braking performance of the 15-HP Humber Car.
| Identifier | ExFiles\Box 126\2\ scan0010 | |
| Date | 15th March 1921 | |
| X.1525 To R.{Sir Henry Royce} from Hs.{Lord Ernest Hives - Chair} c. to CJ. c. to E.{Mr Elliott - Chief Engineer} c. to Da.{Bernard Day - Chassis Design} Hs{Lord Ernest Hives - Chair}4/LC15.3.21. RE. 15-HP HUMBER CAR. We attach herewith a report on the particulars and performance of the 15-HP Humber Car. It will be noticed that we get very smooth braking on this car, when using rear wheel brakes. The countershaft brake causes bad jaggers. Hs.{Lord Ernest Hives - Chair} R.R. 235b (100 T) (S.H. 798. 10-12-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2948 | ||