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).
Wiring diagram for a chassis electrical system incorporating two-rate charge switching.
| Identifier | ExFiles\Box 57\1\ Scan049 | |
| Date | 4th December 1930 | |
| DYNAMO ARMATURE FUSE 1 FIELD FUSE 2 IGNITION & CHARGE SWITCH OFF A LIGHTING SWITCH H & T OFF S & T MAIN FUSE 8 ACCY. FUSE STARTER RELAY BATTERY BODY LIGHTS DISTRIBUTING FUSES 4 5 6 3 IGNITION HORN ETC HEAD SIDE TAIL CHASSIS FRAME CUT-OUT SHUNT SERIES R.R. CHASSIS ELECTRICAL SYSTEM INCORPORATING TWO-RATE CHARGE SWITCHING E.F.C. 4-12-30 ROLLS-ROYCE LTD. DERBY PRINT ROOM 10 DEC 1930 | ||