Principal gold-producing districts of the United States

Carboniferous megafaunal and microfaunal zonation in the northern Cordillera of the United States

Pegmatitic trachyandesite plugs and associated volcanic rocks in the Saline Range-Inyo Mountains region, California

The October 1963 eruption of Kilauea Volcano, Hawaii

The Late Cretaceous ammonites Scaphites leei Reeside and Scaphites hippocrepis (DeKay) in the western interior of the United States

Effects of urban development on direct runoff to East Meadow Brook, Nassau County, Long Island, New York

Urbanization and its effect on the temperature of the streams on Long Island, New York

Geology of the Coamo area, Puerto Rico, and its relation to the volcanic arc-trench association

Ordovician brachiopods, trilobites, and stratigraphy in eastern and central Nevada

Smaller foraminifera of late Eocene age from Eua, Tonga

Igneous rocks in Bingham Mining district, Utah

Physiographic, stratigraphic, and structural development of the Quadrilatero Ferrifero, Minas Gerais, Brazil

Species of Aquilapollenites and Fibulapollis from two Upper Cretaceous localities in Alaska

Gravity, magnetics, and geology of the San Andreas Fault area near Cholame, California

Structural and stratigraphic significance of the Buchia zones in the Colyear Springs-Paskenta area, California