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CHNB Sempach Schlachtkapelle und Umgebung Collection Gugelmann GSGUGEWYSSCLC.tif Information Creator Caspar Leontius Wyss Sempach Schlachtkapelle und Umgebung Sempach Umrissradierung koloriert Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEWYSSCLC helveticarchives ch aspx ID helveticarchives