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Title: Coulson's slide rule, boxwood; two slides, made by Dring & F [Go to resource]
Description: Coulson's slide rule, boxwood; two slides, made by Dring & Fage License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: slide rule (Coulson) Temporal: 1876 Source: Science Museum Creator: Dring and Fage Identifier: 1876-541 Go to resource More Like this...
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