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).
Data sheet logging the results of strength tests on an old type 1600 axle with a standard tie rod fitted.
| Identifier | ExFiles\Box 49\1\ Scan017 | |
| Date | 22th December 1911 | |
| R.H. 148 (28 w) (X 408. 22.12.11) G 3003. 500 D Axle strength tests, old type axle 1600 type Standard axle tie rod fitted, load applied on the top of box. Weight | Deflection bottom of box | Deflection across flanges & tubes at top. | Deflection across bottom flanges. | End of tube to bed of plate. --- | --- | --- | --- | --- 0 | 0 | 0 | 0 | 11.765" 2248 lbs. | .038" | -.007" | -.024" | 11.750" 3622 " | .081" | -.018" | -.025" | .. .. 4966 " | .117" | -.035" | -.024" | .. .. 6310 " | .163" | -.039" | -.036" | 11.735" 7654 " | .216" | -.065" | -.037" | 11.720" 8998 " | .286" | -.104" | -.041" | 11.705" 10542 " | .499" | -.145" | -.049" | 11.685" 11,686 " | collapsed | - | collapsed | | ||