Upper Ordovician formations in the Maysville area, Kentucky

Glossary of uranium- and thorium-bearing minerals, fourth edition

Petrography and petrology of volcanic rocks in the Mount Jefferson area, High Cascade Range, Oregon

Geology of the crystalline rocks in the western part of the Morrison quadrangle, Jefferson County, Colorado

Upper Cretaceous and lower Tertiary rocks, Berkeley and San Leandro Hills, California

Evaporite geology of Fifth ore zone, Carlsbad district, southeastern New Mexico

Age of the Skooner Gulch Formation, Mendocino County, California

Correlation of Permian and Pennsylvanian sections between the Egan Range and Spring Mountains, Nevada

Geology of the Tierra Redonda Mountain and Bradley quadrangles, Monterey and San Luis Obispo Counties, California

Stability of the west slope of Government Hill port area of Anchorage, Alaska

Summary report on the geology and mineral resources of the Monomoy National Wildlife Refuge, Barnstable County, Massachusetts

Summary report on the geology and mineral resources of Flattery Rocks, Quillayute Needles, and Copalis National Wildlife Refuges, Washington

Summary report on the geology and mineral resources of the Bering Sea, Bogoslof, Simeonof, Semidi, Tixedni, St. Lazaria, Hazy Islands, and Forrester Island National Wildlife Refuges, Alaska

Bibliography of North American geology, 1966

Bibliography of North American geology, 1968