- 20
- 21
- 18
- 20
- Wisconsin Hydroelectric Power History.
- Wisconsin Hydroelectric Power History.
- Wisconsin Hydroelectric Power History.
- The Volcan Street Hydo Plant.
- The Volcan Street Hydo Plant.
- The Volcan Street Hydo Plant showing the original James Leffel turbine water wheel.
- The Volcan Street Hydo Plant.
- The Volcan Street Hydo Plant History.
- The Volcan Street Hydo Plant showing the original James Leffel turbine water wheel.
- The Volcan Street Hydo Plant showing the original James Leffel turbine water wheel.
- The Volcan Street Hydo Plant History.