Geology and ore deposits of the Hecla mining district, Beaverhead County, Montana.
Karlstrom, Thor N. V., 1920-
Geology and ore deposits of the Hecla mining district, Beaverhead County, Montana. - Butte, Montana School of Mines, 1948. - 87 p. illus., maps (part fold.) 28 cm.
Bibliography: p. 85-87.
gs 49000161
Geology--Montana--Hecla district.
Ore deposits--Montana--Hecla district.
TN24.M9 / K3
Geology and ore deposits of the Hecla mining district, Beaverhead County, Montana. - Butte, Montana School of Mines, 1948. - 87 p. illus., maps (part fold.) 28 cm.
Bibliography: p. 85-87.
gs 49000161
Geology--Montana--Hecla district.
Ore deposits--Montana--Hecla district.
TN24.M9 / K3