- Annual reports18,465
- Architectural drawings15,748
- Architectural photographs7,965
- College student newspapers7,870
- Portrait photographs4,816
- Floor plans (architectural drawings)4,124
- Elevations (architectural drawings)3,521
- Detail drawings2,818
- Group portraits2,410
- Newsletters2,298
- Administrative records2,290
- Bulletins2,046
- Agricultural literature1,837
- Close-up views1,405
- Research reports1,363
- Amateur radio station QSL cards1,282
- Athletics photographs1,178
- Extension publications1,154
- Technical reports1,120
- Reports962