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).
Circuit diagram detailing the connections of an Aero Dynamo and a vibrator regulator.
| Identifier | WestWitteringFiles\E\August1920\ Scan8 | |
| Date | 18th August 1930 | |
| Carbon vibrator contacts Coil. 8gu Load Field Coil Res. 14LW X. 4064 Connections of Aero Dynamo and vibrator Regulator | ||