- CollectionPamphlet/020 - Grinnell Town History 1840- 1850-1950
- Box16 - Untitled
- File20pP22g - Parker, L. F. "Grinnell's Incipient Mob."
- File20pP22ga - Parker, L. F. The Grinnell public school and its superintendent, 1856-1860
- File20pP65 - Pioneers Past & Present: Newburg Iowa, 1878-1978
- File20pP87 - Poweshiek County National Bank
- File20pP87wi - Louis Sullivan Columbus Jewel Box Bank.
- 3 more...