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).
Test report on Dunlop straight-sided tyres for the week ending 3rd October.
| Identifier | ExFiles\Box 45\1\ Scan107 | |
| Date | 3rd October 1920 | |
| S.F.C. X.4080. File. TESTS ON DUNLOP STRAIGHT-SIDED TYRES FOR WEEK ENDING 3rd.OCT. Tyre pressures - 70 lbs. rear. 65 lbs. front. Date. Tyres fitted. Position on car. Total mileage. F.{Mr Friese} R.{Sir Henry Royce} Daily miles. Route taken. Remarks. 27.9.20 FD.{Frank Dodd - Bodies}1648 FD.{Frank Dodd - Bodies}1999 FD.{Frank Dodd - Bodies}2460 FD.{Frank Dodd - Bodies}2159 N front O front O rear N rear 6954 1843 3161 3202 40 Local. Average speed 20 M.P.H. Moderate roads. 28.9.20 FD.{Frank Dodd - Bodies}1648 FD.{Frank Dodd - Bodies}1999 FD.{Frank Dodd - Bodies}2460 FD.{Frank Dodd - Bodies}2159 N front O front O rear N rear Tyres taken off for other experimental purposes. K.R.& S. 100M. 100 T'ls S.H. 150 1-8-20 G 2890 | ||