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).
The positions, numbers, and performance of 'Dunlop' tyres on vehicle 35 PK.
| Identifier | ExFiles\Box 45\1\ Scan320 | |
| Date | 21th June 1924 | |
| X4050 21.6.24. POSITIONS & NUMBERS OF "DUNLOP" TYRES ON 35 PK. TYRE NO. | WHERE FITTED. | REMARKS. 58. | Rear O.S. | Punctured after 1216 miles. Repaired & replaced. Worn down to canvas after 3715 miles. 56. | Rear O.S. | Punctured after 294 miles. Repaired & replaced. Total miles 1418. 54. | Rear N.S. | Punctured after 3045 miles. Cover worn down to canvas. Removed. 59. | Rear N.S. | Worn down to canvas after 1744 miles. Removed. X.4. | Rear N.S. | Tyre obtained from Paris. Total miles 670. 55. | Front O.S. | Total miles 5291. 57. | Front N.S. | Total miles 5291. S. Hiday | ||