Title
Chemical data and lead isotopic compositions of geochemical baseline samples from streambed sediments and smelter slag, lead isotopic compositions in fluvial tailings, and dendrochronology results from the Boulder River watershed, Jefferson County, Montana [microform] / by Daniel M. Unruh, David L. Fey, and Stanley E. Church.
Published
[Denver, Colo.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2000.