- 68
- 77
- Madison Wisconsin history.
- CUTAWAY GOVERNORS.
- 2
- Brad's Woodward Prime Mover Control History Project.
- Brad's Woodward Prime Mover Control History Project.
- 6B
- Brad's Woodward Prime Mover Control History Project.
- HISTORY OF STEAM TURBINES.
- A 1960's Davey Compressor Company's pneumatic engine governor.
- 2
- A vintage Woodward advertisement project.
- A vintage machine shop manufacturing history project.
- 5