Federal historic preservation laws the official compilation of U.S. cultural heritage statutes.

Water quality in the Delaware River Basin, Pennsylvania, New Jersey, New York, and Delaware, 1998-2001

Trends in concentrations of polychlorinated biphenyls in fish tissue from selected sites in the Delaware River basin in New Jersey, New York, and Pennsylvania, 1969-98 מאת Riva-Murray, Karen

Composition, age, and petrogenesis of late Cretaceous intrusive rocks in the central Big Belt Mountains, Broadwater and Meagher counties, Montana מאת Du Bray, E. A.

Geologic investigations in the Lake Valley area, Sierra County, New Mexico

Influence of rock composition on the geochemistry of stream and spring waters from mountainous watersheds in the Gunnison, Uncompahgre, and Grand Mesa National Forests, Colorado מאת Miller, W. Roger (William Roger)

Response plan for volcano hazards in the Long Valley Caldera and Mono Craters region, California

Materials in the economy, material flows, scarcity, and the environment מאת Wagner, Lorie A.

Ground-water resources of the Middle Rio Grande Basin, New Mexico מאת Bartolino, James R.

Lake Pontchartrain Basin bottom sediments and related environmental resources

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