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Title: Swan electric lamp [Go to resource]
Description: Early carbon and rod filament incandescent electric lamp 1878-9 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: electric lamp Temporal: 1878-1879 Source: Science Museum Creator: Swan, Sir Joseph Wilson Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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