TY - BOOK AU - Nash, J. Thomas CN - I 19.76: CY - [Denver, Colo.] : DA - 1999. ET - Paper ed. ID - 233447 KW - Abandoned mines KW - Metals KW - Acid mine drainage N1 - Imprint from transmittal sheet. N1 - Cover title. PB - U.S. Dept. of the Interior, U.S. Geological Survey, PP - [Denver, Colo.] : PY - 1999. T1 - Geochemical investigations and interim recommendations for priority abandoned mine sites, BLM lands, upper Animas River watershed, San Juan County, Colorado / TI - Geochemical investigations and interim recommendations for priority abandoned mine sites, BLM lands, upper Animas River watershed, San Juan County, Colorado / VL - 99-323 ER -