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 gauges and tooling for rear hubs, front hubs, and hub caps.
| Identifier | ExFiles\Box 137\5\ scan0188 | |
| Date | 8th December 1937 | |
| MESSRS. ROLLS ROYCE LIMITED. 8th. December 1937. Gauges for Rear Hubs GB.519/20 About 54 gauges and templates 2 hardened and ground spigots or mandrels. 8 jigs & fixtures 2 - 26 teeth broaches 1 broaching fixture 1 - 26 teeth broaching gauge Front Hubs GB.521/2 About 52 gauges and templates 3 hardened & ground spigots or mandrels 6 jigs & fixtures Hub caps GB.1129/30 17 gauges 1 spigot 2 fixtures 1 bolster for impressing name ----------------- P.T.O | ||