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- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- Woodward water wheel governor nameplate
- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- A Woodward mechanical type D Governor at the Great Pumpkin Fest
- Vintage Hydroelectric Power Plant history.
- Vintage Hydroelectric Power Plant history.
- elevator-governor
- Woodward standard type 3 water wheel governor
- Smithsonian display showing the small Woodward propeller governor.