@misc{indiciaee20da0b2ccab, title = {Surface water supply of the United States, 1916, Part I, North Atlantic slope basins}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1918}, doi = {10.3133/wsp431}, url = {https://pubs.usgs.gov/publication/wsp431}, note = {Source identifier: wsp431} }