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Title: Red metal steel manufactured in 1876 by Whitworth and Co [Go to resource]
Description: Red metal steel manufactured in 1876 by Whitworth and Co., and made up into a form suitable for testing the tensil strength by hydraulic pressure License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: Joseph Whitworth and Company (maker) Identifier: 1889-164/3503 Go to resource More Like this...
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