Promotional leaflet for 'Super Ace' patent wheel discs.
| Identifier | ExFiles\Box 33\4\ Scan051 | |
| Date | 7th December 1927 guessed | |
| LIST No 11. SUPER ACE- DISCS PATENT The World's Best Wheel Discs. | ||
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).