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Title: Two tubes, 35mm long and 13mm diameter, one completely shera [Go to resource]
Description: Two tubes, 35mm long and 13mm diameter, one completely sherardized and the other partially sherardized, made by Cowper Coles in the 1920s. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: Two tubes Temporal: 1920s Source: Science Museum Creator: Cowper Coles, Sherard Identifier: 2002-187 Go to resource More Like this...
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