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Title: Bar of steel, produced direct from the ore by Sir C [Go to resource]
Description: Bar of steel, produced direct from the ore by Sir C.W. Siemens, 1866, communicated by Sir C.W. Siemens License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1889-164/3457 Go to resource More Like this...
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