1917. Mackay, Bertram Reid, 1885-. Relief shown by contours. "Topography 1917." Includes "explanation of map" and description of "routes to Dune Park" by Rollin D. Salisbury. 32 ... Geographic Society of Chicago (Chicago).
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2005. Gap Analysis Program (U.S.). This polygon shapefile contains combined PAD-US Easements features for the United States. The USGS Protected Areas Database of the United States (P... Gap Analysis Program (U.S.).
1813. Harvard Map Collection, Harvard Library, Lewis, Samuel, 1753 or 4-1822., Plowman, Thomas Lowry., Fairman, Gideon, 1774-1827., and Hooker, William, 1782-1856. This layer is a georeferenced raster image of the historic paper map entitled: A correct map of the United States with the West Indies : from the b... Harvard Map Collection, Harvard College Library.
1783. Harvard Map Collection, Harvard Library and Faden, William, 1749-1836. This layer is a georeferenced raster image of the historic paper map entitled: The United States of North America, with the British & Spanish terri... Harvard Map Collection, Harvard Library.
1870. Prime meridian: Washington. Coordinates converted by cataloger to express longitude as measured from the Greenwich meridian. 19 x 47 centimeters, o... (Washington?).
1999. Geological Survey (U.S.) and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... Environmental Systems Research Institute, Inc. (ESRI).
2001. U.S. Census Bureau. Geography Division and Environmental Systems Research Institute (Redlands, Calif.). U.S. 107th Congressional Districts represents political boundaries for the U.S. 107th Congressional Districts. ESRI.
2002. United States. Bureau of Transportation Statistics and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Transportation Atlas Highways represents rural interstates and arteries; and urban freeways, expressways, interstates, and arteries. ... ESRI.
2003. Environmental Systems Research Institute (Redlands, Calif.). U.S. 108th Congressional Districts represents an interim version of the political boundaries for the U.S. 108th Congressional Districts. The U.S. C... ESRI.
2001. Geological Survey (U.S.) and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... ESRI.