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).
Graph and diagram detailing the results of a Bentley Roll Rod Lever serration shearing test.
| Identifier | ExFiles\Box 151\2\ scan0303 | |
| Date | 21th August 1936 | |
| DEFLECTIONS AT "A" "B" BENTLEY ROLL ROD LEVER TESTS. SERRATION SHEARING TEST. EX 22113 TORQUE LB-FT DEFLECTION - DEGREES = 6.000" 7.750" | ||