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Title: 45 col. Tabulator [Go to resource]
Description: Powers-Samas 45 column - card tabulator License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: Tabulator Source: Science Museum Creator: Powers Samas (maker) Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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