TY - RPRT TI - Surface water supply of the United States, 1947, Part I, North Atlantic slope basins AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1950 DO - 10.3133/wsp1081 UR - https://pubs.usgs.gov/publication/wsp1081 ID - wsp1081 ER -