1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the ozone (O3)1... United States. Bureau of Transportation Statistics.
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1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, and 1944. Stanford Geospatial Center. This polygon shapefile is an index to 1:200,000 scale maps of Japan, Kuril Islands (Russia), Taiwan, titled 'Nijūmanbun no ichi teikokuzu -- Teikok...
2014. United States. Department of Housing and Urban Development. Introduced in 1993, the Empowerment Zone (EZ), Enterprise Community (EC), and Renewal Community (RC) Initiatives sought to reduce unemployment and ... United States. Department of Housing and Urban Development.
1935. University of Richmond. Digital Scholarship Lab. This shapefile contains digitized polygons showing graded neighborhoods as designated by the Home Owners' Loan Corporation (HOLC) in 1935. Polygons... University of Richmond. Digital Scholarship Lab.
1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, and 1943. Stanford Geospatial Center. This polygon shapefile is an index to 1:500,000 scale maps of East Asia, titled 'Gojūmanbun no ichi yochizu .' This map series was originally produ... Stanford Digital Repository.
Great Britain, Office for National Statistics and Great Britain, Ordnance Survey. produced by ONS Geography, Office for National Statistics ; Ordnance Survey. Title from disc label. System requirements: Geographic Information Sys... Office for National Statistics, Ordnance Survey.
Great Britain, Office for National Statistics and Great Britain, Ordnance Survey. produced by ONS Geography, Office for National Statistics ; Ordnance Survey. Title from disc label. Disc 1: Admin & Elec. 2001 + 2005 -- Disc 2: Ad... Office for National Statistics, Ordnance Survey.
2017. GLIMS. This polygon shapefile contains glacier outlines for the Antarctic and Subantarctic region. These data also include an ancillary CSV file containin... GLIMS.
1796. Stanford University. Center for Spatial and Textual Analysis and Carey, Mathew, 1760-1839. This layer is a georeferenced raster image of a map of the United States originally created by Matthew Carey and engraved by William Barker. The or... Stanford Digital Repository.
2014. United States. Department of Housing and Urban Development. The American Recovery and Reinvestment Act (ARRA) provided a second round of funds in 2009. The Neighborhood Stabilization Program (NSP) provides g... United States. Department of Housing and Urban Development.