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1920. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1920. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
1933. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile represents the state boundaries of Brazil in 1933. These data were created using a custom World Polyconic projection. This l... Instituto Brasileiro de Geografia e Estatística.
1940. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1940. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
1950. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1950. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
1970. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1970. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
1980. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1980. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
1991. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1991. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, and 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.).
2012. United States. Bureau of Transportation Statistics and United States. Bureau of the Census. Geography Division. This polygon shapefile depicts state boundaries extending into the ocean with detailed shorelines, including all 50 states plus Puerto Rico, Washin... United States. Bureau of Transportation Statistics.
1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, and 1999. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile contains the state boundaries for California, Oregon, & Washington. Statistical data such as population (1990 and 1999),... California. Department of Fish and Game. Marine Resources Region.