Genre
Sources
244
Records and correspondence
53
Indexes
33
Registers
31
Archives
27
Genealogy
25
History
19
Statistics
18
Passenger lists
13
Treaties
7
Catalogs
6
Cases
5
Census, 6th, 1840
5
Correspondence
5
Bibliography
4
Census, 10th, 1880
4
Census, 1840
4
Census, 1880
4
Census
2
Congresses
2
Biography
1
Census, 1870
1
Census, 1885
1
Census, 9th, 1870
1
Diaries
1
Directories
1
Microform catalogs
1
Personal narratives
1
Records and Correspondence
1
Sourses
1
Statistics, Vital
1
Surveys
1