Home / HISTORICAL WATER POWER ENGINEERING. 318
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- THE S. MORGAN SMITH COMPANY HISTORY PROJECT.
- THE TRUMP HYDRAULIC TURBINE HISTORY PROJECT.
- THE TRUMP HYDRAULIC TURBINE HISTORY PROJECT.
- TRUMP TURBINES
- THE S. MORGAN SMITH COMPANY HISTORY PROJECT.
- JAMES LEFFEL & COMPANY CATALOGUE, CIRCA 1897.
- The James Leffel & Company's factory history.
- An application of a Woodward compensating type water wheel governor.
- An application of a Woodward compensating type water wheel governor.
- Niagara Falls area factory history.
- WOODWARD SIZE C TURBINE WATER WHEEL GOVERNOR, CIRCA 1906.
- Woodward Governor Company's shop order #1845, circa 1909.
- JAMES LEFFEL LETTERHEAD, CIRCA 1944.
- Elmer E. Woodward's state-of-the-art oil pressure relay valve water wheel governor patented in 1912.
- Data from Water Power Engineering, circa 1908.