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Locomotion
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Locomotion
National Railway Museum
National Science and Media Museum
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Science and Innovation Park
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3
Non-Commercial Use
3
Category
Electricity Supply
3
Object type
ammeter
1
ampere-hour meter
1
galvanometers
1
Material
steel screws
3
glass
2
brass
1
copper alloy
1
mahogany box
1
non-magnetic metal wire
1
oakwood box
1
painted gauge
1
painted, non magnetic, white metal casing
1
painted, non-magnetic metal
1
Date
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ammeter, prototype - 1884 15-40amps
Chamberlain and Hookham DC ampere-hour meter
reflecting galvanometer - 1904
1904
