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).
Test results table for spring bolts detailing time to failure and associated references.
| Identifier | ExFiles\Box 119\2\ scan0026 | |
| Date | 30th April 1914 guessed | |
| Wor{Arthur Wormald - General Works Manager}/Mcrl/L30414. SPRING BOLTS (2) Piece No. | Description. | Time. Hrs. Mins. | Results. | Reference. K5900. | Front Spring Centre Bolt. near side. | 46 | sheared. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}3/L26913. K5900. | ditto. | 57 | " | K5900. | ditto. | 28 | " | K5900. | ditto. | 26 | " | K5900. | ditto. | 3 - 21 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}27/L61113. K5900. | ditto. | 4 - 10 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}23/M111213. K5900. | ditto. | 1 - 27 | " | K5900. | ditto. | 55 | " | K5900. | ditto. | 3 - 30 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}20/L3314. K5900. | ditto. | 1 - 0 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}9/B30314. K5900. | Front Spring Centre Bolt. off side. | 7 - 45 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}1/C18913. K5900. | ditto. | 3 - 15 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}11/L9214. K5900. | ditto. | 2 - 10 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}3/L26913. K5900. | ditto. | 59 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}27/L61113. K5900. | ditto. | 1 - 56 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}5/L201113. | ||