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).
Bar chart comparing the mileage performance of various tyre brands and types.
| Identifier | ExFiles\Box 45\1\ Scan330 | |
| Date | 7th October 1984 guessed | |
| NS{Norman Scott} OS 1 4184 MILES 2 4144 MILES 3 1383 MILES 4 2028 MILES 5 2420 MILES 6 1689 MILES 7 2793 MILES 8 3429 MILES "RAPSON" S.S. CORD TYRES *1 1424 MILES *2 1762 MILES *4 2332 MILES 4 2932 MILES "RAPSON" SUPER COMFORT S.S. CORD TYRES S4 3048 MILES S5 5057 MILES S6 2737 MILES S7 5917 MILES S8 3715 MILES S9 1744 MILES X1 1934 MILES X2 2411 MILES X3 1561 MILES X3 349 MILES X4 2005 MILES X5 4681 MILES *X6 1520 MILES X6 5702 MILES X7 2542 MILES *X8 1478 MILES X8 1515 MILES X9 1992 MILES X10 3683 MILES X11 1230 MILES *X12 1210 MILES X12 189 MILES X13 2542 MILES X14 175 MILES (SPOILT BY PULLING-UP TESTS) X15 1834 MILES X16 1565 MILES *X18 1369 MILES 1150 MILES *X19 1162 MILES *X19 82 MILES *X22 1344 MILES X25 1434 MILES (SPOILT BY PULLING-UP TESTS) "DUNLOP" S.S. CORD TYRES. FRONT REAR. * AFTER FRONT BRAKING REDUCED | ||