TY - RPRT TI - Quality of surface waters of the United States, 1943, with a summary of analyses of streams in Colorado River, Pecos River, and Rio Grande Basins, 1925 to 1943 AU - Charles S. Howard AU - S. K. Love PY - 1945 DO - 10.3133/wsp970 UR - https://pubs.usgs.gov/publication/wsp970 ID - wsp970 ER -