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Locomotion
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Locomotion
National Railway Museum
National Science and Media Museum
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Category
Electricity Supply
1
Telecommunications
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Evershed
1
Object type
portable testing set
2
Material
copper alloy terminals, dial surround
1
green felt
1
leather
1
mahogany
1
painted metal dial
1
paper
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rigid, black plastic
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Evershed portable testing set
Silvertown patent portable testing set
1922