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).
Hand-drawn sketch of a wire crankshaft model intended for destructive testing.
| Identifier | ExFiles\Box 31\2\ Scan063 | |
| Date | 10th September 1914 guessed | |
| RE E4 / B22814 STAPLES WIRE CRANKSHAFT WITH CRANKPINS IN SAME POSITION AS RR ENGINE & handles at each end as shown for the purpose of twisting the crankshaft to destruction. Scale - about 1/2 full size I suggest about 12 S.W.G. or 1/8" dia wire PHD lee | ||