Citation
U.S. Geological Survey. (2015). USGS US Topo 7.5-minute map for Superior, WI-MN 2015. U.S. Geological Survey. https://geodata.wisc.edu/catalog/7931a1c9-604a-4bbb-a90c-53886cf2e87f
U.S. Geological Survey. (2015). USGS US Topo 7.5-minute map for Superior, WI-MN 2015. U.S. Geological Survey. https://geodata.wisc.edu/catalog/7931a1c9-604a-4bbb-a90c-53886cf2e87f