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Creation date / 2019 / Week 26
- NIAGARA FALLS AREA MAP.
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- A advertisement from 1901.
- A vintage Rockford, Illinois machine shop manufacturing history project.
- Drawing of a hydro-electric power house.
- Figure 173.
- Figure 176.
- From Brad's vintage machine shop manufacturing advertisement collection.
- Greenock water wheel governor drawing, circa 1847.
- Greenock water wheel governor drawing, circa 1847.
- Greenock water wheel governor drawing, circa 1847.
- Greenock water wheel governor drawing, circa 1847.
- HYDRAULIC MOTORS AND TURBINE HISTORY SERIES.
- HYDRAULIC MOTORS AND TURBINE HISTORY SERIES.
- NIAGARA FALLS AREA MAP.