1. Ducatus Silesiae Tabula Geographica Prima, Inferiorem Eius Partem, seu Novem Principatus : Creator: Hase, Johann Matthias and Homann Erben (firma) Publisher: [Norimbergae] : Heritiers de Homann, Type: model:map and IMAGE Language: Latin Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public