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).
Photograph of a 'Talon III' Borg & Beck clutch centre plate with test specifications.
| Identifier | ExFiles\Box 93\3\ scan0143 | |
| Date | 23th June 1936 guessed | |
| 312 ‘TALON III’ BORG & BECK CLUTCH CENTRE PLATE FACED WITH FERODO "M.G." MATERIAL FACINGS .145" THICK - 1 MIN AT 5,400 R.P.M. 175°C TEMPERATURE. | ||