- A HOOVER DAM HISTORY PROJECT.
- A HOOVER DAM HISTORY PROJECT. U.S DEPARTMENT OF THE INTERIOR BUREAU OF RECLAMATION.
- Brad's history tour of the Hoover Dam.
- A HOOVER DAM HISTORY PROJECT.
- A Woodward Governor Company History Book, circa 1960's.
- A Woodward Prime Mover Control history project.
- PMC February 1992.
- Woodward... The World's oldest and largest manufacturer of Prime Mover Controls.
- Inside cover page 1.
- OldWoodward.com... The World Wide Web's largest Woodward governor historical facts and figures website.
- PMC April 1992.
- Woodward... The World's oldest and largest manufacturer of Prime Mover Controls.
- Researching and documenting the evolution of the Woodward governor system.
- Woodward... Supplying the World...
- Inside cover page 2.