Subchasers on the Rocky River ID: 6979 | This file appears in: Rocky River Dry Dock Co. The Rocky River Dry Dock Co. completed construction of five submarine chasers in 1918. Following delivery to the Navy, personnel of the United States Naval Reserve were trained to operate the vessel at camps set up along the shores of Lake Erie. | Source: Image courtesy of Cleveland Metroparks Download Original File SourceImage courtesy of Cleveland Metroparks "Subchasers on the Rocky River" appears in: Rocky River Dry Dock Co.