See Photographs for condition and details. Has been in storage for years but should work.
Hornby Marshal Controller 1041 for use with Marshall III Power Control Unit
Vintage Hornby Marshal Controller Power Unit And Triang RT42 Untested
Hornby Marshal model railway controller 1041 15v AC - 0-12v DC boxed super
Hornby Marshall Controller. No 1041
Hornby Marshal 2 Mains Power Unit Speed Controller Output 12V DC & 15 AC -Tested
Meccano Marshal Controller Hornby Dublo Power Control Unit OO Gauge Train Boxed.