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- Woodward factory photo of a Woodward hydraulic water wheel governor. circa 1920's
- A McCormick turbine with a Woodward compensating type C water wheel governor
- A Trump Turbine with a Woodward Governor standard size 2 water wheel governor
- A trump turbine with a Woodward compensating type water wheel governor ca 1900 s
- A vintage Trump turbine with a Woodward Standard size 1 water wheel governor ca 1897
- A vintage Woodward compensating friction water wheel governor
- ALLIS-CHALMERS COMPANY
- ALLIS-CHALMERS MFG COMPANY
- Advertisement for 1917 from the archives.
- At the Heart of the System since 1870
- BLUEPRINT OF TYPE B WOODWARD GOVERNOR, CIRCA 1902.