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 Reichenbachfall unterer Collection Gugelmann GSGUGEKNIGA.tif Information Reichenbachfall unterer Reichenbachfall Radierung Aquatinta Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGEKNIGA helveticarchives ch aspx ID helveticarchives ch Swiss National Library Prints and Drawings Department