Genre
Sources
442
Records and correspondence
128
Genealogy
98
Indexes
75
Registers
67
Archives
47
Statistics
39
Census, 15th, 1930
37
Census, 1930
36
History
26
Passenger lists
23
Correspondence
10
Catalogs
8
Treaties
8
Cases
7
Bibliography
6
Microform catalogs
5
Surveys
5
Census, 1850
4
Census, 1860
4
Census, 1870
4
Census, 7th, 1850
4
Census, 8th, 1860
4
Census, 9th, 1870
4
Biography
3
Census, 10th, 1880
3
Census, 1880
3
Trials, litigation, etc
3
Census
2
Census, 1885
2
Diaries
2
Personal narratives
2
Registers of dead
2
Census, 12th, 1900
1
Census, 1900
1
Directories
1
Handbooks, manuals, etc
1
Lists
1
Lists of vessels
1
Naval history
1
Periodicals
1
Records and Correspondence
1
Sourses
1
Statistics, Vital
1