- newspapers36,511
- black-and-white negatives25,919
- photographs15,452
- black-and-white photographs14,823
- theses9,512
- color photographs4,238
- maps (documents)4,120
- news3,575
- unedited footage3,575
- photographic prints3,455
- born digital3,348
- moving images2,427
- color transparencies1,648
- catalogs (documents)1,423
- color negatives1,310
- newsletters1,141
- reports964
- slides (photographs)847
- articles768
- audiotapes730
