Geology and mineral resources of the North Absaroka Wilderness and vicinity, Park County, Wyoming /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1980

Stratigraphy and structure of the Ekokpuk Creek area, north-central Brooks Range, Alaska /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1990

Geologic map of the Mackay quadrangle, south-central Idaho /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1969

Geologic map of the Gracey quadrangle, Trigg and Christian Counties, Kentucky /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1968

Geologic map of the Lake Clark quadrangle, Alaska /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1983

Geology of the Meador quadrangle, Kentucky /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1963

Geology of the Adolphus quadrangle, Kentucky-Tennessee /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1964

Geology of the Holland quadrangle, Kentucky-Tennessee /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1962

Geology of the Pleasant Green Hill quadrangle, Kentucky /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1964

Geology of Segula, Davidof and Khvostof Islands, Alaska /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1959

Geology of the Duck Creek Pass quadrangle, Montana /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1963

Wapiti formation and Trout Peak Trachyandesite, northwestern Wyoming : description of two new formations in the Absaroka Mountains, Wyoming /

by Nelson, Willis H. (Willis Howard), 1920-2010
Published 1968

Geology of the Bonner quadrangle, Montana /

by Nelson, Willis H. (Willis Howard), 1920-2010, Dobell, Joseph P.
Published 1961

Stratigraphy and structure of the Ekokpuk Creek area, north-central Brooks Range, Alaska /

by Nelson, Willis H. (Willis Howard), 1920-2010, Csejtey, Béla, 1934-
Published 1990

Geology of the western Great Smoky Mountains, Tennessee /

by Neuman, Robert B., 1920-, Nelson, Willis H. (Willis Howard), 1920-2010
Published 1965

Geology and mineral resources of the North Absaroka Wilderness and vicinity, Park County, Wyoming /

by Nelson, Willis H. (Willis Howard), 1920-2010, Prostka, Harold J., Williams, Frank E.
Published 1980

Geology of Rat Island, Aleutian Islands, Alaska /

by Lewis, Richard Quintin, 1919-, Nelson, Willis H. (Willis Howard), 1920-2010, Powers, Howard A.
Published 1960

Geology of part of the Alder Creek mining district Custer County, Idaho : discusses the relationships between the ore deposits and the intrusive and metamorphic rocks of the Alder...

by Nelson, Willis H. (Willis Howard), 1920-2010, Ross, Clyde P. (Clyde Polhemus), 1891-1965
Published 1968

Geology and submarine physiography of Amchitka Island, Alaska /

by Powers, Howard A., Coats, Robert R. (Robert Roy), 1910-1995, Nelson, Willis H. (Willis Howard), 1920-2010
Published 1960

Geologic map of the Beartooth Butte quadrangle, Park County, Wyoming /

by Pierce, William Gamewell, 1904-
Published 1971