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Hftelade Heftlade Sewing Frame. Hftelade til bogbinding Sewing frame for bookbinding Heftlade ein Gert aus dem Buchbinderhandwerk From the article Bogbinderi 'Bookbinding' by professor dr techn Karl Meyerbr URL org html frombr Salmonsens Konversationsleksikon nd edition br at Projekt Runeberg br material is in the public domain