- NordbergTSG219L10
- NordbergTSG219L12
- NordbergTSG219L16
- NordbergTSG219L17
- NordbergTSG219L18
- NordbergTSG219L19
- NordbergTSG219L20
- NordbergTSG219L21
- NordbergTSG219L22
- 1280px-Nordberg radial engine 648
- Marquette hydraulic governor history.
- Marquette Metal Products Company history.
- Woodward governor applications.
- Woodward... At the Heart of the Energy Control System Since 1870.
- GM DIESEL ENGINE GENERATOR MAINTENANCE MANUAL.