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Title: 4 coils of steel wire produced by the basic or Thomas Gilchr [Go to resource]
Description: 4 coils of steel wire produced by the basic or Thomas Gilchrist method in 1887 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1887 Source: Science Museum Identifier: 1887-233 Go to resource More Like this...
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