Weekly test report on Dunlop straight-sided tyres, recording mileage, routes, and road conditions.
| Identifier | ExFiles\Box 45\1\ Scan083 | |
| Date | 29th August 1920 | |
| J {Mr Johnson W.M.} /S Tests on Dunlop straight-sided tyr[es] for week ending 28th. August. Tyre pressures - 70 lbs. rear. 65 lbs. front. | Date. | Tyres fitted. | Position on car. | Total miles run. | Daily miles. | Route taken. | Remarks. | |---|---|---|---|---|---|---| | | | | F. {Mr Friese} | R. {Sir Henry Royce} | | | | | 21.8.20 | FD. {Frank Dodd - Bodies} 1648, FD. {Frank Dodd - Bodies} 1908, FD. {Frank Dodd - Bodies} 2460, FD. {Frank Dodd - Bodies} 2159 | N front, O front, N rear, O rear | | | | | | | 22.8.20 | " | " | | | | | | | 23.8.20 | " | " | | | | | | | 24.8.20 | FD. {Frank Dodd - Bodies} 1648, FD. {Frank Dodd - Bodies} 1908, FD. {Frank Dodd - Bodies} 2460, FD. {Frank Dodd - Bodies} 2159 | N front, O front, N rear, O rear | 4850, 4850 | 1057, 1098 | 193 | Derby to Skegness and back. | Average speed 20 M.P.H. Moderately bad roads. | | 25.8.20 | " | " | | | | | | | 26.8.20 | FD. {Frank Dodd - Bodies} 1648, FD. {Frank Dodd - Bodies} 1908, FD. {Frank Dodd - Bodies} 2460, FD. {Frank Dodd - Bodies} 2159 | N front, O front, N rear, O rear | 4861, 4861 | 1068, 1109 | 11 | Local runs. | | | 27.8.20 | FD. {Frank Dodd - Bodies} 1648, FD. {Frank Dodd - Bodies} 1908, FD. {Frank Dodd - Bodies} 2460, FD. {Frank Dodd - Bodies} 2159 | N front, O front, N rear, O rear | 4904, 4904 | 1111, 1152 | 43 | Local runs. | | | 28.8.20, 29.8.20 | FD. {Frank Dodd - Bodies} 1648, FD. {Frank Dodd - Bodies} 1908, FD. {Frank Dodd - Bodies} 2460, FD. {Frank Dodd - Bodies} 2159 | N front, O front, N rear, O rear | 5024, 5024 | 1231, 1272 | 120 | Derby to Buxton and district. | Average speed 20 M.P.H. Moderately bad roads. | Right margin text: R.R. 515a. (1000 7. 20. S. & G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 6b. 19-3-20) G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 838 | ||
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).