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Thus the state plane coordinate system is still useful. Originally, the state plane coordinate systems were based on the North American Datum of 1927 (NAD27). Later, the more accurate North American Datum of 1983 (NAD83) became the standard (a geodetic datum is the way a coordinate system is linked to the physical Earth). More recently there ...
Primarily from the United States Government Printing Office Style Manual. [1] State names usually signify only parts of each listed state, unless otherwise indicated. Based on the BLM manual's 1973 publication date, and the reference to Clarke's Spheroid of 1866 in section 2-82, coordinates appear to be in the NAD27 datum.
The exact geographic center of the U.S. Virgin Islands is unknown — the default center starting point for the U.S. Virgin Islands on Google Maps is located in the Caribbean Sea, [15] 18.21 miles (29.30 km) south-southeast of Saint Thomas and 18.31 miles (29.47 km) north of Saint Croix — note that this point is the approximate center of the ...
The Territory of American Samoa has 14 counties; however, these counties are not counted by the U.S. Census Bureau (they are treated as minor civil divisions). [2] The U.S. Census Bureau counts the 3 districts and 2 atolls of American Samoa as county-equivalents. [1] [2] Eastern District, American Samoa; Manu'a District, American Samoa
The following is a list of the 67 counties of the U.S. state of Pennsylvania.The city of Philadelphia is coterminous with Philadelphia County, the municipalities having been consolidated in 1854, and all remaining county government functions having been merged into the city after a 1951 referendum.
Each of these county maps is credited thus: "Public domain Wikipedia:U.S. county map courtesy of The General Libraries, The University of Texas at Austin, modified to show counties. Released under GFDL." The page Wikipedia:WikiProject U.S. Counties/checklist has pointers to all of the image filenames, whether they are uploaded yet or not. The ...
Module:Location map/data/USA Pennsylvania, Philadelphia County is a location map definition used to overlay markers and labels on an equirectangular projection map of the Pennsylvania county of Philadelphia. The markers are placed by latitude and longitude coordinates on the default map or a similar map image.
Map of Pennsylvania (click on map to see larger image) Module:Location map/data/USA Pennsylvania is a location map definition used to overlay markers and labels on an equirectangular projection map of the U.S. state of Pennsylvania. The markers are placed by latitude and longitude coordinates on the default map or a similar map image.