- black-and-white photographs27,696
- black-and-white negatives26,721
- theses9,569
- photographic prints9,162
- photographs9,156
- color photographs8,532
- newspapers6,914
- files (document groupings)4,025
- born digital2,833
- newsletters2,480
- maps (documents)2,014
- periodicals1,870
- color negatives1,526
- color transparencies1,377
- audiotapes1,262
- archival materials1,239
- black-and-white prints (photographs)1,187
- color slides1,019
- newspaper clippings958
- slides (photographs)887
