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 plotting sliding effort against torque for a Peregrine propeller shaft with white-metalled splines.
| Identifier | ExFiles\Box 179b\2\ img043 | |
| Date | 18th October 1932 | |
| HS{Lord Ernest Hives - Chair} 739 PEREGRINE PROP SHAFT WHITE-METALLED SPLINES RR5CH 168/9 SHORT TYPE SLIDING EFFORT - LB TORQUE LB FT 200 400 600 50 100 150 200 250 | ||