Surficial geologic map of the Playa de Ponce and Santa Isabel quadrangles, Puerto Rico
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Miscellaneous Field Studies Map↗
Geology topics
Theodore Arnow
Publications and source records attributed to Theodore Arnow.
Ground water in Bronx, New York, and Richmond Counties with summary data on Kings and Queens Counties, New York City, New York
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New York↗
The ground-water resources of Fulton County, New York
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New York↗
The ground-water resources of Columbia County, New York
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New York↗
The ground-water resources of Albany County, New York
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New York↗