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Title: Hemmi 'Sun' (20-inch) slide rule with cardboard case [Go to resource]
Description: Hemmi 'Sun' (20-inch) slide rule with cardboard case License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: slide rule Temporal: 1950-1960 Source: Science Museum Creator: Hemmi Identifier: 1998-448 Go to resource More Like this...
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