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).
Hand-drawn wiring diagram for low tension ignition connections.
| Identifier | ExFiles\Box 45\3\ Scan005 | |
| Date | 4th April 1920 | |
| [ "Lucas Junction Box Casing", "Fuses", "-ve bar", "+ve bar", "Steering column switch", "H.T.", "L.T Terminal", "Insulated Block", "Bow spring", "Spring contact", "moving contact surfaces", "E.L.T.", "Contact Breaker Casing", "Condenser Housing", "Suggested flexible connection", "Condenser", "X3129. Diagram of Low Tension Ignition Connections", "Flexible on 87 c.", "(S.E. M/C 6819 G) 2800" ], | ||