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Title: One of 2 Swan's Incandescent lamps-wedge joint between carbo [Go to resource]
Description: One of 2 Swan's Incandescent lamps-wedge joint between carbon and platinum prior to 1882 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1897-48/1 Go to resource More Like this...
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