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The geologic story of the Aspen region : mines, glaciers, and rocks

Bryant, Bruce, 1930-
Washington, D.C. : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1988. 1988

Geology of the Aspen 15-minute quadrangle, Pitkin and Gunnison Counties, Colorado

Bryant, Bruce, 1930-.
[Reston, Va.] : Dept. of the Interior, Geological Survey ; Washington : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979. 1979

Geology of the Farmington Canyon complex, Wasatch Mountains, Utah

Bryant, Bruce, 1930-.
[Reston, Va.?] : Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by the Books and Open-File Reports Section, 1988 [i.e. 1989] 1989

Geology of the Grandfather Mountain window and vicinity, North Carolina and Tennessee.

Bryant, Bruce, 1930-
Washington, U.S. Govt. Print. Off., 1970. 1970

Mineral resources of the Gore Range-Eagles Nest primitive area and vicinity, Summit and Eagle Counti

Tweto, Ogden, 1912-1983.
Washington, U.S. Govt. Print. Off., 1970. 1970

Mineral resources of the Grandfather Mountain window and vicinity, North Carolina

Bryant, Bruce, 1930-
Washington, [D.C.] : Dept. of the Interior, Geological Survey, 1966. 1966

Upper Cretaceous and Paleogene sedimentary rocks and isotopic ages of Paleogene tuffs, Uinta Basin,

[Washington, D.C.] : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1989. 1989