TY - RPRT TI - Quality of surface waters in the Colorado River basin, Texas, 1966-72 water years AU - Jack Rawson AU - Marion L. Maderak AU - Leon S. Hughes PY - 1974 DO - 10.3133/ofr741088 UR - https://pubs.usgs.gov/publication/ofr741088 ID - ofr741088 ER -