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51. Ancient Parishes of England and Wales, 1831

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1831. Southall, Humphrey, Aucott, Paula, Bennett, Chris, and University of Portsmouth. The system of Ancient Parishes was not defined by central government, but grew up over the centuries starting in Saxon times. By origin it was an e... University of Portsmouth.

56. Arizona Block Centroid Populations

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1990. Environmental Systems Research Institute, Inc. (ESRI) and Harvard Geospatial Library. Arizona Block Centroid Populations represents the population of the U.S. Census block centroids for Arizona. U.S. Census blocks are the smallest ge... Environmental Systems Research Institute, Inc. (ESRI).

57. Arizona Block Groups

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1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Arizona Block Groups represents the U.S. Census block groups of Arizona. Environmental Systems Research Institute, Inc. (ESRI).

58. Arizona Census Tract Demographics, 1995, MaconUSA

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1995. MaconUSA (Firm). This dataset is a polygon layer providing boundary and demographic statistical data for Census tracts for Arizona, 1995. The demographic data set i... MaconUSA.

59. Arizona Census Tract Market Data, 1995, MaconUSA

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1995. MaconUSA (Firm). This dataset is a polygon layer providing boundary and marketing data for Census tracts for Arizona, 1995. The marketing data set includes attribut... MaconUSA.

60. Arizona Tracts

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1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Arizona Tracts represents the U.S. Census tracts and block numbering areas (BNA) of Arizona. Environmental Systems Research Institute, Inc. (ESRI).