- A Woodward 3161 series governor made for Caterpiller
- Woodward 3161 type engine governors.
- For the love of Woodward governors.
- Looking down into the governors.
- State-of-the-art controls for 150 years...
- A diesel engine connected to a gas compressor.
- The Marquette Metal Products Manufacturing History Project.
- The Marquette Metal Products Manufacturing History Project.
- The Marquette Metal Products Manufacturing History Project.
- The Marquette Metal Products Manufacturing History Project.
- The Marquette Metal Products Manufacturing History Project.
- The Marquette Metal Products Manufacturing History Project.
- Nordberg diesel engine history project.
- Nordberg diesel engine history project.
- Nordberg diesel engine history project.