- sim allis-chalmers-engineering-review 1957 22 4 0002
- A Woodward size 2 water wheel governor in the Woodward Mill House at the Midway Village Museum in Rockford, Illinois.
- JOHNSON HYDRAULIC VALVES.
- Electrical Review magazine published by the Allis-Chalmers Manufacturing Company.
- 1
- 4
- 2
- 5
- 3
- THE PELTON WATER WHEEL COMPANY.
- An Amos Woodward size 3 water wheel governor (showing the first 2 governor patent dates only).
- Woodward's Power Control Subscription for 1911.
- The Electrical Review magazine published by the Allis-Chalmers Manufacturing Company in 1957.
- 61
- 54