Gaugemaster Model P. - No box or instructions, a copy is pictured (or can be found on gaugemaster's website).
GAUGEMASTER MODEL P SINGLE TRACK CONTROLLER & SIMULATOR - BOXED
GAUGEMASTER 'MULTI' GAUGE MODEL P - SINGLE TRACK ANALOGUE CONTROLLER & SIMULATOR
GAUGEMASTER 'MULTI-GAUGE' MODEL P SINGLE TRACK SIMULATOR CONTROLLER WITH UK PLUG
Gaugemaster Model Select Single Track Controller For Model Railways
GAUGEMASTER MODEL P O GAUGE CONTROLLER 0-14 VOLT TRANSFORMER 240 Volt INPUT oj
Gaugemaster Model Combi -Single Track Controller -new
