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).
Graph comparing dynamo unit performance under different chassis and exhaust configurations.
| Identifier | ExFiles\Box 90a\2\ Scan275 | |
| Date | 24th July 1934 guessed | |
| X7962 DYNAMO UNIT COMPARISON UNIT RUN WITH FAN AND STANDARD UNIT EXHAUST SYSTEM DYNAMO CHASSIS AS BUILT REVS B. 35. AE B. 23. AE UNIT DYNO CH Y-Axis values: 20, 30, 40, 50, 60, 70, 80, 90 X-Axis values: 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500 | ||