Hornby 20 volt resistance controller excellent condition tested
Collectables:Model Railways and Trains:O Gauge:Parts and Accessories:Buildings, Tunnels and Bridges – Hornby 20 volt resistance controller excellent condition tested
Resistance
French Meccano and Hornby O gauge 0 20-volt Resistance Controller, c1938 (ref YHAD
Collectables:Model Railways and Trains:Power and Control:Speed controller – French Meccano and Hornby O gauge 0 20-volt Resistance Controller, c1938 (ref YHAD