- Gisholt Manufacturing Company book. 21.
- Gisholt Manufacturing Company book. 20.
- Gisholt Manufacturing Company book. 19.
- Gisholt Manufacturing Company book. 18.
- 5
- Gisholt Manufacturing Company book. 23.
- The Gisholt Time Computer slide ruler. 5.
- 9
- 6
- The Gisholt Time Computer data. 4.
- Gisholt Manufacturing Company book. 17.
- Gisholt Manufacturing Company book. 22.
- Gisholt Manufacturing Company Balancing School manual.
- 7
- A Gisholt Machine Company advertisent from the American Machinist magazine.