- United States Patent Number 103,813.
- This Specification Signed by Amos W. Woodward.
- The Woodward Company's state-of-the-art manufacturing building in 1953.
- The Woodward Company's new 250 million dollar building campus in 2016.
- The Woodward Company's first control theory governor school.
- The Woodward Company's 1942 Legacy factory in Loves Park, Illinois.
- The Saga of a Patent Model.
- The John S. Barns Company history advertisement in 2017.
- Simplify Your Life with Woodward Energy Controls.
- Rockford Illinois Water Power District.
- Rockford Illinois Herrick Cobblestone house.
- Rockford downtown in the 1970's.
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