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).
List of four issued standardisation sheets for various components.
| Identifier | ExFiles\Box 76\2\ scan0227 | |
| Date | 1st November 1920 guessed | |
| -3- STANDARDISATION SHEETS. ISSUED. Primer cock on induction pipe without spring. Sloping base and clip for magneto. Junction for pressure and oil pipes on dashboard. Slipping clutch on Condor gear. ----------------- | ||