At the open of "Old Oklahoma," April 22, 1889, this was the north line for the Run starting at 12 o'clock noon. Prairies and hills in the 2,000,000 acre tract south, where peopel by tens of thousands. Homes were planted and tent cities spring up before nightfall.
Location
On US-81, three miles north of Hennessey, Oklahoma on Garfield-Kingfisher County line
OpenStreetMap Google Maps
36.15893, -97.37188
36.15893, -97.37188
Photos

Notes
* Thanks to Wayne Groom for sharing this marker.