- Gisholt Machine Company
- INGERSOLL MILLING MACHINE COMPANY. c
- Gears
- National Trwist Drill
- Gisholt Machine Company
- Gisholt Machine Company
- INGERSOLL MILLING MACHINE COMPANY. b
- Foote Gears
- INGERSOL MIILLING MACHINE COMPANY HISTORY.
- Fabroil gears
- INGERSOLL MILLING MACHINE COMPANY
- Gisholt Machine Company
- GISHOLT
- Rockford, Illinois manufacturing history.
- Philadelphia Gear Works