Citation
U.S. Geological Survey. (2018). USGS US Topo 7.5-minute map for Mount Valhalla, WI 2018. U.S. Geological Survey. https://geodata.wisc.edu/catalog/a2959f24-a559-4167-b1ad-6f244392154d
U.S. Geological Survey. (2018). USGS US Topo 7.5-minute map for Mount Valhalla, WI 2018. U.S. Geological Survey. https://geodata.wisc.edu/catalog/a2959f24-a559-4167-b1ad-6f244392154d