- Page 4.
- Page 2 on how the UG-8 governor operates.
- History of High Gravity Brewing.
- Bosch Fuel Injection Pump theory of operation.
- The Gisholt Machine Company history project.
- Ingersol Milling Machine Company history.
- 2
- Ingersol Milling Machine Company history.
- 4
- The Gisholt Manufacturing Company in Madison, Wisconsin.
- Gisholt Machine Company in Madison. Back by the loading docks.
- 8
- Woodward water wheel Gate Shaft Governor with off set standard Before 1920
- Gisholt Machine Company in Madison. A Gisholt 52 verticale boring mill manufactured in 1929.
- 5