- Woodward Governor Company's diesel engine governor locomotive history.
- Woodward Company history with diesel engine governors.
- Show me the data!
- Elmer Woodward's first diesel engine governor patent.
- Woodward diesel engine governor patent.
- A copy of the original oil painting of Amos Woodward for the history books.
- Mr. Woodward was an obsessive tinkerer and inventor.
- WGC PT 1992. 4.
- WGC PT 1992. 3.
- WGC PT 1992. 2.
- WGC PT 1992