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).
Log of tests performed on Dunlop straight-sided tyres.
| Identifier | ExFiles\Box 45\1\ Scan155 | |
| Date | 22th November 1920 | |
| TESTS ON DUNLOP STRAIGHT-SIDED TYRES. Pressures 70 lbs. rear. 65 lbs. front. Stamp: RECEIVED Top Right Reference: R.R.23A.100(T&S H 18).B-8-20.C 250 Table Data: Row 1: Date: 16.11.20 Tyres fitted: FD.{Frank Dodd - Bodies} 5102, FD.{Frank Dodd - Bodies} 5117, FD.{Frank Dodd - Bodies} 5099, FD.{Frank Dodd - Bodies} 5090 Position on car: O front, N front, O rear, N rear Total mileage F: 50, 50 Total mileage R: 50, 50 Daily miles: 50 Route taken: Return run from Birmingham. Remarks: Tyres fitted at Messrs. Dunlops. Row 2: Date: 17.11.20 Tyres fitted: FD.{Frank Dodd - Bodies} 5102, FD.{Frank Dodd - Bodies} 5117, FD.{Frank Dodd - Bodies} 5099, FD.{Frank Dodd - Bodies} 5090 Position on car: N front, O front, N rear, O rear Total mileage F: 148, 149 Total mileage R: 149, 149 Daily miles: 99 Route taken: Derbyshire. Remarks: Average speed 30 M.P.H. Row 3: Date: 20.11.20, 21.11.20 Tyres fitted: FD.{Frank Dodd - Bodies} 5102, FD.{Frank Dodd - Bodies} 5117, FD.{Frank Dodd - Bodies} 5099, FD.{Frank Dodd - Bodies} 5090 Position on car: N front, O front, O rear, N rear Total mileage F: 538, 538 Total mileage R: 538, 538 Daily miles: 389 Route taken: South of England. Remarks: Average speed 30 M.P.H. Give & take roads. See report Hs{Lord Ernest Hives - Chair}14/LG 22.11.20. Row 4: Date: 22.11.20 Tyres fitted: FD.{Frank Dodd - Bodies} 5102, FD.{Frank Dodd - Bodies} 5117, FD.{Frank Dodd - Bodies} 5099, FD.{Frank Dodd - Bodies} 5090 Position on car: O front, N front, O rear, N rear Total mileage F: 556, 556 Total mileage R: 556, 556 Daily miles: 18 Route taken: Local run. Remarks: Row 5: Date: 23.11.20 Tyres fitted: FD.{Frank Dodd - Bodies} 5102, FD.{Frank Dodd - Bodies} 5117, FD.{Frank Dodd - Bodies} 5099, FD.{Frank Dodd - Bodies} 5090 Position on car: O front, N front, N rear, O rear Total mileage F: 565, 565 Total mileage R: 565, 565 Daily miles: 9 Route taken: " " Remarks: Row 6: Date: 24.11.20 Tyres fitted: FD.{Frank Dodd - Bodies} 5102, FD.{Frank Dodd - Bodies} 5117, FD.{Frank Dodd - Bodies} 5099, FD.{Frank Dodd - Bodies} 5090 Position on car: N front, O front, O rear, O rear Total mileage F: 771, 771 Total mileage R: 771, 771 Daily miles: 206 Route taken: Liverpool and back. Remarks: Average speed 30 M.P.H. Give & take roads. Contd. | ||