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CHNB Schwyz Rigi Collection Gugelmann GSGUGEDUNKERBAE.tif Information Creator Balthasar Anton Dunker Schwyz Rigi Schwyzer Trachtenpaar Er blst das Alphorn sie sitzt daneben vor Rhrung halb aufgelst Nicolas unbekannt Schwyz Umrissradierung koloriert Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library