TY - RPRT TI - Sedimentation and chemical quality of water in the Powder River drainage basin, Wyoming and Montana AU - Charles Herbert Hembree AU - B. R. Colby AU - H. A. Swenson AU - J.R. Davis PY - 1952 DO - 10.3133/cir170 UR - https://pubs.usgs.gov/publication/cir170 ID - cir170 ER -