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, 2005, and 2006. National Atlas of the United States. This polygon shapefile contains federally owned or administered lands of the United States, Puerto Rico, and the U.S. Virgin Islands. Only areas of... National Atlas of the United States.
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2014. Nature Conservancy (U.S.). This point shapefile contains site locations from the National Register of Historic Places in Maine, Massachusetts and Rhode Island within 10km of ... Northeast Regional Ocean Council.
2014. Nature Conservancy (U.S.). This point shapefile contains site locations from the National Register of Historic Places in Maine, Massachusetts and Rhode Island within 10km of ... Northeast Regional Ocean Council.