- Woodward factory photo of the Gateshaft Governor type VR and pumping unit as shown in the 1912 Net Price List catalog
- Woodward propeller governor ad for 1966
- Trump turbines with Woodward oil pressure water wheel governors ca 1914
- WOODWARD HORIZONTAL TYPE WATER WHEEL GOVERNOR IN APPLETON WISCONSIN, INSTALLED IN 1909.
- Lunkenheimer valves
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- Amos W. Woodward Manufacturer advertisement(1890) from the archives.
- WOODWARD HORIZONTAL TYPE WATER WHEEL GOVERNOR HISTORY.
- Woodward marine synchronizer ad from 1973
- Factory photo of the Woodward vertical model governor for water wheel turbines Compensating type C amp D
- Bulletin No 1-G ca 1939
- WOODWARD STANDARD TYPE GOVERNOR DATA FROM THEIR 1908 CATALOGUE.
- WOODWARD GOVERNOR COMPANY'S MOST POWERFULL GOVERNOR.
- LEFFEL WATER WHEEL COMPANY CA 1924
- GENERAL ELECTRIC COMPANY