- Woodward Easygen control advertisement.
- From the Woodward next 100 years booklet.
- FAIRBANKS-MORSE COMPANY HISTORY.
- FAIRBANKS-MORSE COMPANY HISTORY.
- Elmer Woodward's fundamentals of speed governing.
- Woodward history is fun! Picture courtesy of the Woodward Company
- History in the making!
- Woodward and Marquette governors in the Woodward Company's museum.
- Oldwoodward.com.. helping to keep the history alive in the 21st Century!
- Bulletin number 25004H.
- TYPE IC DIESEL ENGINE GOVERNOR BULLETIN.
- History in the making!
- WE LOVE HISTORY!
- Bulletin number 36000.
- SG series governor bulletin 04001.