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).
Log sheet detailing breakages and running times for Woodhead Springs and Houdaille Shock Absorbers.
| Identifier | ExFiles\Box 73\2\ scan0171 | |
| Date | 2nd January 1924 | |
| SHEET 3. WOODHEAD SPRINGS - HOUDAILLE SHOCK ABSORBERS. | Total running time. hrs. mins. | Piece No. | Running time. hrs. mins. | BREAKAGES. Description and Remarks. | |---|---|---|---|---| | 73 | 55 | F.4636 | 11 | 5 | N.S. front spring top leaf broken 1½" to front of centre bolt. | | 77 | 38 | F.4636 | --- | --- | O.S. front spring 3rd. leaf from top broken in two places, 4" from each end. | | 80 | 58 | F.4636 | 7 | 3 | N.S. front spring top leaf broken in two places - 2" either side of centre bolt. | | 83 | 0 | F.4614 | 32 | 2 | Front buffer spring in rear joint of side steering tube broken. | | 83 | 0 | F.4616 | 50 | 23 | Rear buffer spring in rear joint side steering tube broken. | | 83 | 2 | F.4636 | 16 | 32 | O.S. front spring top leaf broken 2" to rear of centre bolt. | | 84 | 30 | --- | --- | --- | 3/8" bolt in O.S. spring anchorage sheared. | | 90 | 30 | --- | --- | --- | 3/8" bolt in O.S. spring anchorage sheared. | | 90 | 40 | F.4636 F.2888 | 90 | 40 | N.S. flange on 3rd. Cross Member broken. | | 94 | 10 | F.4636 | 13 | 12 | N.S. front spring top leaf broken in two places, 2" either side of centre bolt. | | 97 | 50 | F.4614 | 46 | 52 | Front buffer spring in front joint of side steering tube broken. | | 100 | 0 | --- | --- | --- | O.K. | | 104 | 52 | F.4636 | 10 | 42 | N.S. front spring top leaf broken 2" to front of centre bolt. | | 108 | 5 | F.4636 | 25 | 3 | O.S. front spring top leaf broken 2½" to rear of centre bolt. | | 109 | 5 | --- | 109 | 5 | O.S. frame member cracked at point of attachment of rear anchorage of front spring. | | 113 | 40 | F.4636 | 8 | 48 | N.S. front spring top leaf broken 2" to rear of centre bolt. | | ||