United States, Arkansas, Washington, Along gravel bar by the White River, ca. 1.5 mi. S. of Greenland.
35.974383 -94.176078 +-1265m. WGS84
Used Google Streets map, drew polygon along White River 1-2 miles south of Greenland since exact route from Greenland not indicated on label, placed marker centrally within polygon, resized to polygon.