- CollectionArchives/RG-T - RG-T: Treasurer's Office Records 1847-1980
- Series3 - Gifts, pledges, fund raising
- Subseries1 - Donor lists recorded in bound volumes
- Subseries1.1 - Iowa College. Scholarships, Prize Funds
- Subseries1.2 - donations to Iowa College
- Subseries1.3 - Iowa College Record of Pledges
- Subseries1.4 - Grinnell College Record of Gifts
- Subseries1.5 - Memorial contributions to Iowa College
- Subseries1.6 - Iowa College Record of Pledges