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A disseminated silver-lead-zinc sulfide occurrence at Hahns Peak, Routt County, Colorado

Young, Edward J. (Edward Joseph), 1923- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1973. 1973

Erosion studies at Parícutin, State of Michoacan, Mexico

Segerstrom, Kenneth, 1909- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1950. 1950

General geology of the Hahns Peak and Farwell Mountain quadrangles, Routt County, Colorado

Segerstrom, Kenneth, 1909- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1972. 1972

Geology and placer-gold deposits of the Jicarilla Mountains, Lincoln County, New Mexico : a descript

Segerstrom, Kenneth, 1909- author.
[Washington, D.C.] United States Department of the Interior, Geological Survey, 1974. 1974

Mineral resources of areas adjacent to the Cloud Peak Primitive Area, Wyominga

Segerstrom, Kenneth, 1909- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1976. 1976

Mineral resources of the Laramie Peak study area, Albany and Converse Counties, Wyoming : an evaluat

Segerstrom, Kenneth, 1909- author.
[Reston, Va.] : United States Department of the Interior, Geological Survey, 1977. 1977

Mineral resources of the White Mountain Wilderness and adjacent areas, Lincoln County, New Mexico :

Segerstrom, Kenneth, 1909- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1979. 1978

Tin deposits of Durango, Mexico

Smith, Ward, 1906- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1950. 1950