- black-and-white photographs26,456
- black-and-white negatives26,431
- theses9,565
- photographic prints9,161
- photographs8,972
- color photographs7,936
- newspapers6,901
- files (document groupings)4,023
- born digital2,832
- newsletters2,471
- maps (documents)2,012
- periodicals1,766
- color negatives1,526
- color transparencies1,339
- audiotapes1,258
- archival materials1,228
- black-and-white prints (photographs)1,187
- color slides1,017
- newspaper clippings955
- information artifacts885
