TY - RPRT TI - Sample location and analytical data for samples collected and analyzed as of June 1, 1982, in the eight 30-minute divisions of the Butte 1 degree x 2 degrees CUSMAP Quadrangle, Montana AU - W. L. Campbell AU - S.K. McDanal AU - R. T. Hopkins PY - 1982 DO - 10.3133/ofr82617a UR - https://pubs.usgs.gov/publication/ofr82617A ID - ofr82617A ER -