- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- A vintage Curtis-Wright Company aircraft engine governor.
- WATER POWER DEVELOPMENT.
- WATER POWER DEVELOPMENT.
- WATER POWER DEVELOPMENT, CIRCA 1908.
- HYDRAULIC POWER INSTALLATIONS AT NIAGARA FALLS.
- Page 2.
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