Fleischmann Driving Device No. 514 11 Watt 4 - 14 V Direct Current (No Trafo )
Railwayana Metropolitan Vickers Direct Current Generator Brass Plate 20cmX12.5cm
British Rail Electrified Lines Instructions Booklet (Direct Current System) 1966
Railway Rule Book Southern Railway Direct Current Electrified Lines 1925/1935
Cable Bulb With 2 Wires Direct Current Clear 16 V/30 mA / Brawa 3287
PHOTO HEAD OF STEEL THE CURRENT END OF THE FUTURE EXTENSION OF THE ECHILLS WOOD