Log sheet tracking the mileage and performance of Rapson 32 x 4 1/2 S.S. cord tyres with deflector tubes.
| Identifier | ExFiles\Box 39\1\ Scan076 | |
| Date | 16th March 1924 | |
| RAPSON 32 X 4 1/2 S.S. CORD TYRES WITH DEFLECTOR TUBES. DATE. | TYRE NO. | WHERE FITTED. | SPEEDOMETER READING. | DAYS run. | TOTAL MILES. | REMARKS. 2.3.24 | 63141, 63124 | O.S. rear, N.S. rear | 1,136 | 53 | 9,439 | Air pressure - front 35 lbs.sq.in. rear 40 " " " 3.3.24 | " | " | 1,142 | 6 | 9,445 | 4.3.24, 6.3.24 | " | " | 1,584 | 442 | 9,887 | 7.3.24 | " | " | 1,614 | 30 | 9,917 | 8.3.24, 9.3.24 | 63146, 63253, 63141, 63124 | O.S. rear), N.S. rear), O.S. front), N.S. front) | 1,817 | 203 | (rear) 203, (front) 10,120 | Tyres fitted on rear re-treaded by makers - fitted and commenced running on 8.3.24. Tyres are now fitted in original positions. 10.3.24 | " | " | 1,836 | 19 | 222, 10,139 | 14.3.24 | " | " | 1,860 | 24 | 246, 10,163 | 15.3.24, 16.3.24 | " | " | 1,970 | 110 | 356, 10,273 | | ||
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).