Summary of water resources of Salt Lake County, Utah /

by Hely, Allen Grant, 1908-
Published 1971

Precipitation, water loss, and runoff in the Delaware River Basin and New Jersey /

by Hely, Allen Grant, 1908-
Published 1961

Lower Colorado River water supply: its magnitude and distribution /

by Hely, Allen Grant, 1908-
Published 1969

Lower Colorado River water supply : its magnitude and distribution /

by Hely, Allen Grant, 1908-
Published 1969

Precipitation, runoff, and water loss in the Lower Colorado River, Salton Sea area /

by Hely, Allen Grant, 1908-, Peck, Eugene L.
Published 1964

Precipitation, runoff, and water loss in the Lower Colorado River, Salton Sea area /

by Hely, Allen Grant, 1908-, Peck, Eugene L.
Published 1964

Relation between ground water and surface water in Brandywine Creek Basin, Pennsylvania /

by Olmsted, F. H. (Franklin Howard), 1921-, Hely, Allen Grant, 1908-
Published 1962

Some relations between streamflow characteristics and the environment in the Delaware River region /

by Hely, Allen Grant, 1908-, Olmsted, F. H. (Franklin Howard), 1921-
Published 1963

Hydrologic regimen of Salton Sea, California /

by Hely, Allen Grant, 1908-, Hughes, G. H., Irelan, Burdge, 1911-
Published 1966

Some relations between streamflow characteristics and the environment in the Delaware River region /

by Hely, Allen Grant, 1908-, Olmsted, F. H. (Franklin Howard), 1921-
Published 1963

Relation between ground water and surface water in Brandywine Creek Basin, Pennsylvania /

by Olmsted, F. H. (Franklin Howard), 1921-, Hely, Allen Grant, 1908-
Published 1962

Hydrologic regimen of Salton Sea, California /

by Hely, Allen Grant, 1908-, Hughes, G. H. (Gilbert H.), Irelan, Burdge, 1911-
Published 1966