- ColeçãoArchives/RG-O - RG-O: College Organizations 1958-
- Série9 - Sesquicentennial committee
- Subsérie2 - Videocassettes
- Subsérie1 - Grinnell Stories
- Subsérie2 - Joseph Wall and Alan Jones. Celebrating Grinnell's Traditions: 1890s and 1960s.
- Subsérie3 - Sesquicentennial dinner prior to The Waltz.
- Subsérie4 - Grinnell College on celluloid, compiled by Adam Bleier, '96