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1855. Thomas, William G., 1964-. This line shapefile represents the railroad network of the United States in 1855. This layer is part of the Railroads and the Making of Modern Amer... University of Nebraska--Lincoln.
2012. SeaPlan. The Northeast Recreational Boater Routes displays recreational boater routes that were mapped by participants in the 2012 Northeast Recreational Bo... Northeast Ocean Data.
2010. United States. National Oceanic and Atmospheric Administration, United States. Department of Commerce, United States. National Ocean Service, and Coastal Services Center (U.S.). This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the Northeastern United States at 1 degree i... Coastal Services Center (U.S.).
2010. United States. National Oceanic and Atmospheric Administration, United States. Department of Commerce, United States. National Ocean Service, and Coastal Services Center (U.S.). This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the Northeastern United States at 10 degree ... Coastal Services Center (U.S.).
2010. United States. National Oceanic and Atmospheric Administration, United States. National Ocean Service, United States. Department of Commerce, and Coastal Services Center (U.S.). This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the Northeastern United States at 15 degree ... Coastal Services Center (U.S.).
2010. United States. National Oceanic and Atmospheric Administration, United States. Department of Commerce, United States. National Ocean Service, and Coastal Services Center (U.S.). This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the Northeastern United States at 5 degree i... Coastal Services Center (U.S.).
2010. United States. Department of Commerce, United States. National Oceanic and Atmospheric Administration, and United States. National Ocean Service. a standardized compilation of published marine boundaries from the NOAA Office of Coast Survey and the Minerals Management Service. Authoritative m... United States. National Ocean Service.
2002. Paskevich, Valerie. This line shapefile contains bathymetric contours at 10-meter intervals for the continental shelf and 100 meter intervals beyond the 200 meter shel... Coastal and Marine Geology Program (Geological Survey). Woods Hole Field Center.
2010. United States. National Oceanic and Atmospheric Administration, United States. Department of Commerce, United States. National Ocean Service, and Coastal Services Center (U.S.). This line shapefile depicts the location of submarine cables as defined by the NOAA Electronic Navigation Charts and the NOAA Raster Nautical Chart... Coastal Services Center (U.S.).
2013. United States. National Oceanic and Atmospheric Administration. This line shapefile represents lateral state boundaries in the Northeastern United States. To support coastal and ocean planning and other activiti... United States. National Oceanic and Atmospheric Administration.