From the site:
Location. 35° 42.169′ N, 89° 58.148′ W. Marker is in Osceola, Arkansas, in Mississippi County. Marker is at the intersection of West Hale Avenue and South Poplar Street, on the right when traveling east on West Hale Avenue. Click for map. Marker is in this post office area: Osceola AR 72370, United States of America.