Citation
U.S. Geological Survey. (2015). USGS US Topo 7.5-minute map for Empire Swamp, WI 2015. U.S. Geological Survey. https://geodata.wisc.edu/catalog/752c8749-c874-44b6-9e54-e15a23c35808
U.S. Geological Survey. (2015). USGS US Topo 7.5-minute map for Empire Swamp, WI 2015. U.S. Geological Survey. https://geodata.wisc.edu/catalog/752c8749-c874-44b6-9e54-e15a23c35808