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Creation date / 2021 / April / 6
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- The location where Elmer sat next to his new type of compensation governor.
- Interior of the Lachine Canal Power House.
- Location of Elmer Woodward's compensating water wheel governor.
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- For the love of Niagara Falls history.
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- THE S. MORGAN SMITH COMPANY HISTORY PROJECT.
- THE TRUMP HYDRAULIC TURBINE HISTORY PROJECT.