State names usually signify only parts of each listed state, unless otherwise indicated.īased 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. Primarily from the United States Government Printing Office Style Manual. This is a list of principal and guide meridians and base lines of the United States, with the year established and a brief summary of what areas' land surveys are based on each. This BLM map depicts the principal meridians and baselines used for surveying states (colored) in the PLSS. Brown, deputy United States surveyor, who surveyed the baseline, and Prospect K.This list is incomplete you can help by adding missing items. Original survey notebooks of Joseph C.
Louisiana Purchase survey historical marker, undated.In the middle of this Eastern Arkansas swamp is the Louisiana Purchase Monument sitting at the point where the baseline party and the fifth principal meridian party crossed on Novem.An Act to Provide for Designating, Surveying, and Granting Military Bounty Lands.Map Showing the Principal Meridians and Base Lines in the United States, 1913.A map exhibiting all the new discoveries in the interior parts of North America, 1802.The initial survey point, commemorated today at Louisiana Purchase State Park, is located in Monroe County, Arkansas. Their survey is the foundation of land subdivisions into sections, townships and ranges. Prospect Robbins and Joseph Brown completed the survey, beginning with the Fifth Meridian. Time Period(s): (1801-1861) Expansion and Reformįollowing the War of 1812, President James Monroe ordered the surveying of the Louisiana Purchase, which had been added to the United States in 1803, but not fully surveyed. Subject(s): Arkansas History, Geography, and US History
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