TY - RPRT TI - Surface water supply of the United States, 1945, Part V, Hudson Bay and upper Mississippi River basins AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1948 DO - 10.3133/wsp1035 UR - https://pubs.usgs.gov/publication/wsp1035 ID - wsp1035 ER -