Louisiana Purchase Survey Marker
- Also Known As: Beginning Point of the Louisiana Purchase Survey also Louisiana P
- Vicinity: SE of Blackton at corner of Monroe and Phillips counties
This stone marks the base established November 10, 1815, from which the lands of the Louisiana Purchase were surveyed by United States engineers. The first survey from this point was made to satisfy the claims of the soldiers of the War of 1812 with land bounties. - Inscription