- correspondence8,945
- articles8,430
- marriage licenses6,922
- civil court records6,389
- periodicals6,103
- maps (documents)5,807
- serials (publications)5,501
- letters (correspondence)4,739
- slides (photographs)4,555
- files (document groupings)4,285
- executive orders4,071
- financial records3,877
- maps3,226
- born digital3,181
- judicial records3,159
- color transparencies3,110
- legislative records3,087
- black-and-white prints (photographs)2,983
- military records2,945
- postcards2,907
