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Description: Home-made voltaic pile consisting of wooden base with pile made of zinc and copper discs alternating with felt, crudely made, possibly English, 1890-1920 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: batteries Temporal: 1890-1920 Source: Science Museum Identifier: A656301 Go to resource More Like this...
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