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Creation date / 2021 / May / 3
- A vintage power house history project.
- POWER PLANT ENGINEERING
- POWER PLANT ENGINEERING
- A vintage machine shop manufacturing history project.
- SPEED REGULATION OF HYDRAULIC TURBINES.
- SPEED REGULATION OF HYDRAULIC TURBINES.
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- Central Station Service for Manchester, New Hampsire.
- An Allis-Chalmers Hydraulic Turbine Water Wheel Governor.
- The Allis-Chalmers Hydraulic Turbine Water Wheel Governor.