TY - RPRT TI - Supplemental chemical analyses of surface waters in the Red River of the North basin, North Dakota, March 1949 to September 1950 AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1951 DO - 10.3133/ofr51163 UR - https://pubs.usgs.gov/publication/ofr51163 ID - ofr51163 ER -