This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
CHNB Thun Schadau Collection Gugelmann GSGUGEWETZELC.tif Information Creator Johann Jakob Wetzel Creator Franz Hegi Thun Schadau Aquatinta koloriert CHNB Thun Umgebung Schadau von Nordosten Collection Gugelmann GSGUGEWETZELE tif Drawing Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEWETZELC