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2012. United States. Bureau of the Census. Geography Division. This polyline shapefile depicts an extract of selected geographic and cartographic information, including water, railroad and road features, for th... United States. Bureau of the Census. Geography Division.
2012. United States. Bureau of the Census. Geography Division. This polyline shapefile depicts centerlines for an extract of selected geographic and cartographic information, including water, railroad and road ... United States. Bureau of the Census. Geography Division.
2012. United States. Bureau of the Census. Geography Division. This polyline shapefile contains an extract of selected geographic and cartographic information, including water, railroad and road features, for t... United States. Bureau of the Census. Geography Division.
2012. United States. Bureau of the Census. Geography Division. This polyline shapefile depicts centerlines for an extract of selected geographic and cartographic information, including water, railroad and road ... United States. Bureau of the Census. Geography Division.
2012. United States. Bureau of Transportation Statistics and Institute for Water Resources (U.S.). Navigation Data Center. This point shapefile depicts physical information on commercial facilities at the principal United States coastal, Great Lakes and inland ports. Th... United States. Bureau of Transportation Statistics.