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- Researching and documenting the evolution of the Woodward governor in advertisements.
- Edward P. Allis history, circa 1893.
- The Woodward 517 Digital Control System.
- The Woodward 517 Digital Control System.
- Documenting the evolution of the Woodward governor systems. 3
- Documenting the evolution of the Woodward governor systems. 4
- Researching and documenting the evolution of the Woodward governor in advertisements.
- Researching and documenting the evolution of the Woodward governor in advertisements.
- Researching and documenting the evolution of the Woodward governor systems.