1972. National Atlas of the United States. This polygon shapefile contains National Wilderness Preservation System areas of 640 acres or more, in the United States, Puerto Rico, and the U.S.... National Atlas of the United States.
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1860. Date of copyright registration 1858. Longitude west from Greenwich and Washington, D.C. Map of Minnesota contains inset map of "Vicinity of the Fal... [ J.H. Colton & Co.?]; New York?.
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This polygon shapefile contains bathymetric data with depth in metres for ocean areas covered by the extent of the North American Atlas project. Is... Canada Centre for Mapping.
1907. Includes "Alphabetical list of railroads in Kansas" and a list of "Express companies and lines over which they operate." 54 x 87 centimeters Scale ... J.N. Matthews Co (Buffalo), 1901.
2003. United States. Environmental Protection Agency. This polygon shapefile shows Omernik's Level III ecoregions, derived from a 1:7,500,000 map created by J.M. Omernik in 1987 and from refinements of... National Atlas of the United States.
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.).
1977. United States. Soil Conservation Service. Universal Transverse Mercator projection; 1927 North American datum.; July 1977.; Indexed. 92 x 112 centimeters Scale 1:50,000. Dept. of Agriculture, Soil Conservation Service (Washington.).
1856. J.H. Colton & Co. Leavenworth Region (Kan.)--Maps.
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.