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).
Blueprint outlining a suggested method for testing a knuckle joint and axle for fracture and deflection.
| Identifier | Morton\M1.A\ img020 | |
| Date | 29th October 1921 guessed | |
| UPRIGHT JOISTS WHAT WE WANT TO KNOW IS — ① THE WEIGHT, PULLING ON THE ¢. OF THE KNUCKLE JOINT, WHICH CAUSES FRACTURE ② THE APPEARANCE OF THE AXLE UNDER LOAD. THAT IS, WHERE DOES DEFLECTION PRINCIPALLY TAKE PLACE WEIGHT CARRIER SUGGESTED MET... TORS... | ||