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Isopach map of Holocene sedimentary units, Norton Sound, Alaska

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Late Cenozoic stratigraphic units, northeastern San Joaquin Valley, California

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Collage of USGS Maps.

Correlation chart for units on the geologic map of Kentucky

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Distribution and description of the geologic units in the Maltby Quadrangle, Washington

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Distribution and description of the geologic units in the Bothell Quadrangle, Washington

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Distribution and description of the geologic units in the Everett Quadrangle, Washington

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U, Th, and K of some major Precambrian lithologic units of the Hartville Uplift, Wyoming

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Geochemical and geostatistical evaluation of American Flats-Silverton planning units, San Juan volcanic province, Colorado

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Collage of USGS Maps.

Thickness, percent sand, and configuration of shallow hydrogeologic units in the Powder River basin, Montana and Wyoming

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Sedimentology and stratigraphy of the Kanayut Conglomerate and associated units, Brooks Range, Alaska; report of 1979 field season

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Vertebrate fossil-bearing paleosol units (Willwood Formation, Lower Eocene, Northwest Wyoming, U.S.A.): Implications for taphonomy, biostratigraphy, and assemblage analysis

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Hydrogeologic conditions in the coastal plain of New Jersey

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Regional geochemical studies in the Patagonia Mountains, Santa Cruz County, Arizona

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Ground-water potential of the glacial deposits near Logansport, Cass County, Indiana

map
Collage of USGS Maps.

Map showing paleontological control of Paleozoic stratigraphy in New England

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Considerations for monitoring water quality of the Schenectady aquifer, Schenectady County, New York

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Paleogeography and sedimentology of Upper Cretaceous turbidites, San Diego, California

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Sr isotopic tracer study of the Samail ophiolite, Oman

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Mars: Paleostratigraphic restoration of buried surfaces in Tharsis Montes

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Depositional environments of the Pennsylvanian Pottsville Formation in the Black Warrior basin of Alabama

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Geology and hydrology for environmental planning in Marquette County, Michigan

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The sedimentary framework of the southern basin of Lake George, New York

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Hydrology of area 32, Eastern Region, Interior Coal Province, Indiana

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Geologic evidence for age of deposits at Hueyatlaco archeological site, Vasequillo, Mexico

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Clay mineralogy of Devonian shales in the Appalachian Basin

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Digital model of the unconsolidated aquifer system in the Modesto area, Stanislaus and San Joaquin Counties, California

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U-Th-Pb systematics of some granitoids from the northeastern Yilgarn Block, Western Australia and implications for uranium source rock potential

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Shear zone between the Inner Piedmont and Kings Mountain belts in the Carolinas

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Preliminary hydrologic evaluation of the North Horn Mountain coal-resource area, Utah

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Subdivision and regional stratigraphy of the pre-Punta Gorda rocks (lowermost cretaceous-jurassic?) in South Florida

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