2010. Geological Survey (U.S.). This polygon shapefile portrays the Public Land Surveys of the United States, including areas of private survey, donation land claims, and land gra... Geological Survey (U.S.).
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1914. North Dakota. Office of Railroad Commissioners. Topography compiled from plats on file in the office of the State Engineer. The location of railroads obtained from maps filed in office of Railroa... State Railroad Commissioner (Bismarck, N.D).
1927. Rand McNally and Company. Includes index to principal cities and towns.; Relief shown by hachures. 73 x 86 centimeters Scale approximately 1:1,013,760 General Map Collection. Rand McNally & Company (Chicago, Ill).
1921. Rand McNally and Company. Relief shown by hachures.; Standard map side shows North Dakota railroads.; Includes index to principal cities and list of railroads. each 47 x 66 ... Rand McNally & Co (Chicago), 1921.
1977. United States. Soil Conservation Service. Base source: USGS 1:100,000 county base map compiled in 1975; interpretations derived from soil map constructed 1964.; "Projection and 10,000-metre... Dept. of Agriculture, Soil Conservation Service (Washington.).
2012. Rukstales, Kenneth S. (compiler). This polygon shapefile represents seismic hazards in the United States. The data represent a model showing the probability that ground motion will ... National Atlas of the United States.
2005. Geological Survey (U.S.). This point shapefile contains the locations and attributes of significant, historic earthquakes that caused deaths, property damage, and geological... National Atlas of the United States.
2006. United States. Agricultural Research Service. This polygon shapefile portrays the spread, by year, of the Africanized honey bee (AHB) in the United States, Puerto Rico, and the U.S. Virgin Isla... National Atlas of the United States.
2005. Geological Survey (U.S.). This polygon shapefile portrays the state boundaries of the United States, and the boundaries of Puerto Rico and the U.S. Virgin Islands. The map l... Geological Survey (U.S.).
1920. Hassan, A. F. Horizontal datum is North American.; "Compiled in 1920." 72 x 117 centimeters Scale 1:500,000 General Map Collection. Geological Survey (Washington, D.C).