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- Inside the hydro-electric power house.
- Vintage Hydroelectric Power Plant history.
- 1923
- Kilbourn Dam in the Wisconsin Dells.
- A Woodward governor connected to a Victor turbine.
- Amos Woodward's new friction water wheel governor, circa 1897.
- Woodward governor data sheet.
- WATER POWER DEVELOPMENT.
- A Woodward hydraulic turbine gate shaft type water wheel governor schematic.
- A map of the Kilbourn(Wisconsin Dells) dam location in 1866.
- The Prairie du Sac Hydro-electric power plant history.
- The Mill City hydro-electric power house in 1897.
- A Woodward gate shaft opening positioning dial in the collection.
- The Water Power Situation in Wisconsin.
- A Woodward size D exciter governor on the left and a Woodward LHR 2500flb type gate shaft type governor on the right