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- Bulletin No 1-A
- 9-22-1994 2
- Elmer Woodward hydraulic(oil pressure) turbine water wheel governor patent.
- Woodward Hydro Division closing letter.
- PMC JUNE 1995
- Prime Mover Control March 1995.
- Bulletin No 1-A 19
- 25009C
- Relay valve oil pressure water wheel governor patent 1,106,434.
- 25009C 2
- Page 2. Vintage bulletins available from Woodward(25009C).
- Vintage bulletins available from Woodward(25009C).
- Elmer E. Woodward's first oil pressure(hydraulic) water wheel governor.
- 2
- 1106434. Page 3.