- Marquette hydraulic governor. 5
- The little Marquette governor on display.
- The Marquette hydraulic governor name plate.
- From the vintage advertisement collection.
- Pickering Governors for 1958.
- Collecting Prime Mover Controls along the way.
- Brad's little Marquette LE80 hydraulic governor in the PMC collection.
- The cover removed to look inside.
- Dual Control. Woodward type SGT Governor.
- There is a Woodward governor on every locomotive built by General Motors.
- Below the fuel control lever is the fly-ball, speeder spring, and pilot valve assembly.
- Dual Control WOODWARD TYPE SGT GOVERNOR.
- A 1950's Woodward product catalogue page showing the PM engine governor.
- Dual Control with the new Woodward SGS Governor.
- One of the latest vintage Woodward governor advertisements found to date.