Home / Historical Hydroelectric Power Plant Equipment Engineering. 6
Post date / 2019 / December / 6
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- Blue print drawing history project.
- Blue print drawing history project.
- From a customer's letter to Woodward about theory of operation on his device.
- Brad's Woodward factory photo of Elmer Woodward's compensating type water wheel governor.
- A Woodward gate shaft opening positioning dial in the collection.