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China plug and socket, Vandaam Son and Marsh, 1900
1900
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Concentric plug and socket, GEC
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Plug and socket by International Electric Company
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Concentric plug and socket by Lundberg 1883
1883
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China plug and socket by Neale, 1895
1895
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Ediswan black china socket with two-pin plug
1890-1930
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Wooden plug and socket by Lundberg, 1895
1895
Cooker switch-fuse
Cooker and kettle switch-fuse
1950-1959