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).
Road test report comparing the performance of a Humber Snipe Fabric saloon with a Rolls-Royce 20/25 HP.
| Identifier | ExFiles\Box 126\2\ scan0030 | |
| Date | 2nd June 1931 | |
| To R.{Sir Henry Royce} From Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey} c. to SG.{Arthur F. Sidgreaves - MD} Wor.{Arthur Wormald - General Works Manager} c. to E.{Mr Elliott - Chief Engineer} Da.{Bernard Day - Chassis Design} c. to By.{R.W. Bailey - Chief Engineer} 1525 Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey}3/KT.2.6.31. HUMBER SNIPE. We have carried out a short road test on a Humber Snipe Fabric saloon. The car had 6,050 miles to its credit, if the speedometer was a correct indication of its mileage. The car complete, filled up with petrol weighed 30 cwt 3 qrs. The performance compared with an average 20/25 HP. Rolls-Royce is as follows :- | | Humber Snipe | R.R. | | :--- | :--- | :--- | | Stanton Hill. | | | | Start. | 10 m.p.h. | 10 m.p.h. | | Finish | 20 m.p.h. | 29 m.p.h. | | Time | 30 secs. | 25 secs. | | | | | | Ticknall Hill. | | | | Start | 10 m.p.h. | 10 m.p.h. | | Finish. | 34 m.p.h. | 48 m.p.h. | | Time. | 57.4 secs. | 68 secs. | | | | | | Pistern Hill. | | | | Start | 10 m.p.h. | 10 m.p.h. | | Finish. | 17 m.p.h. | 20 m.p.h. | | Time. | 75 secs. | 69 secs. | Acceleration. Top Gear. 10-30 m.p.h. Humber 10.6 secs. R.R. 9 secs. 10-60 m.p.h. Humber 28 secs. R.R. 36 secs. 3rd. Gear. 10-30 m.p.h. Humber 6.6 secs. R.R. 7.5 secs. 10-50 m.p.h. Humber 15.4 secs. The maximum speed on top gear on the Humber appeared to be 70 m.p.h. and on 3rd. gear 56 m.p.h. | ||