- Researching and documenting the evolution of the Woodward governor system.
- PMC May 1985 Supplement News.
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- A Woodward Prime Mover Control history project.
- IT ALL BEGAN BACK IN 1870.
- Amos Woodward.
- Amos Woodward's first governor.
- Amos Woodward's first governor patent.
- Amos Woodward's first governor patent. 2