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Title: Eccentric wire-gauge made by Messrs. Troughton and Simms and [Go to resource]
Description: Eccentric wire-gauge made by Messrs. Troughton and Simms and inscribed H.J. Chaney License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: wire gauge Source: Science Museum Creator: Troughton & Simms Identifier: 1956-215 Go to resource More Like this...
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