- articles7,064
- civil court records6,303
- periodicals6,100
- maps (documents)5,820
- newsletters5,478
- serials (publications)4,916
- letters (correspondence)4,660
- marriage licenses4,555
- slides (photographs)4,516
- files (document groupings)4,251
- financial records3,872
- executive orders3,595
- born digital3,570
- maps3,223
- judicial records3,166
- reports3,132
- color transparencies3,111
- black-and-white prints (photographs)2,961
- military records2,945
- minutes (administrative records)2,921
