Round-pin electric socket, manufactured by Ward & Goldstone, England, 1952 Ward & Goldstone round-pin electric socket 1952
Round-pin electric socket, manufactured by MK Electric Ltd, England, 1934 MK Electric round-pin electric socket 1934
'G.E.C.' 15A 2-pin switch-socket with porcelain base and brass cover. c.1930. 'G.E.C.' 15A 2-pin switch-socket circa 1930
Two plug-in coil sockets with provision for varying the coupling between the coils Two plug-in coil sockets
Electrical conduit and socket housing made from recycled plastic by informal waste-collecting communities in Cairo, Egypt, 1980s. Electrical conduit and socket housing made from recycled plastic, Cairo 1980-1989
Electric socket, manufactured by Ward & Goldstone, England, 1936 Ward & Goldstone electric socket 1936