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CHNB Zrich Collection Gugelmann GSGUGEKELLERRF.tif Information Creator Reinhardt Keller Zrich Der Dargestellte seinen gezckten Sbel haltend steht ausserhalb einer Basler Stadtbefestigung Zrich Umrissradierung koloriert Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEKELLERRF helveticarchives