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).
Blueprint diagram of a brake layout for E.R.A. cars.
| Identifier | ExFiles\Box 4\1\ 01-page165 | |
| Date | 17th November 1934 guessed | |
| TIGHT SLIDING FIT BRAKE LAYOUT E.R.A. CARS. ROLLS-ROYCE LTD NIGHTINGALE ROAD DERBY DRG N | ||