Historical Marker
Roy J. Plunkett
Historical marker location:
120 W. 18th Avenue, Columbus, Ohio
( Marker is on 18th Avenue, on the left when traveling east.)
Marker installed: 2003
June 26, 1910 - May 12, 1994.
The Ohio River, which forms the state's southern border, played a significant role in the Underground Railroad, a network of secret routes and safe houses used by African American slaves to escape to freedom in the North before the Civil War.