- Elmer Woodward and George Sorensen going over Elmer's diesel engine governor, circa 1939.
- Elmer Woodward - a Modern Pioneer of Prime Mover Controls, circa 1940.
- 1912 application of Elmer Woodward's new hydraulic water wheel governor.
- Simplify Your Life with Woodward Energy Controls.
- WOODWARD'S NEW TYPE OF OIL PRESSURE WATER WHEEL GOVERNOR GATESHAFT TYPE CIRCA 1917-xx
- Woodward Governor Catalogue M showing the new factory on Mill Street.
- The Woodward Governor Company on Mill Street in Rockford(1910-1941).
- ANALYSIS OF A GOVERNOR-ENGINE SYSTEM.
- The Woodward Company's first control theory governor school.
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