Union Mills and Lock 50 of the Ohio & Erie CanalBy Scioto Historical Team Text This story is in development. We appreciate your interest and patience. Media Images Untitled ~ Map Skip Interactive Map Get Directions Metadata Cite this PageScioto Historical Team, “Union Mills and Lock 50 of the Ohio & Erie Canal,” Scioto Historical, accessed August 15, 2022, https://sciotohistorical.org/items/show/160.