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).
Table documenting the results of stress tests on front axles, recording the time until failure.
| Identifier | ExFiles\Box 119\2\ scan0293 | |
| Date | 12th October 1926 guessed | |
| -2- | Piece No. | Description. | Time. hrs.mins. | Results. | Reference. | |---|---|---|---|---| | F.3391 | Front axle. | 24 0 | Cracked. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}16/L20114 | | F.3391 | Front axle. | 12 0 | Cracked O.S. through spring clip hole. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}11/L9214 | | | | 15 30 | Cracked N.S. through spring clip hole. | | | F.3391 | Front axle. | 11 16 | Broke. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}18/L17214 | Average life before cracking. | Piece No. | Description. | Time. | Results. | Reference. | |---|---|---|---|---| | F.2882 | Front axle. | 89 hrs. | Broke | - Average over one. | | F.3391 | Front axle. Old type. | 12 hrs. 41 mins. | Cracked | - " " two. | | F.3391 | Front axle strengthened. | 22 hrs. 24 mins. | Cracked | - " " six. | | ||