Unpublished Digital Bedrock Geologic-GIS Map of Gateway National Recreation Area and Vicinity, New Jersey and New York (NPS, GRD, GRI, GATE, GWBR digital map) adapted from a New Jersey Geological Survey Digital Geodata Series map by Pristas, R. P. (2004) and a New York State Museum Map and Chart Series map by Rickard, L.V., Isachsen, Y.W., and Fisher, D.W. (1970) - gwbrkml.zip - AmeriGEOSS Community Platform DataHub. (BETA)

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