Genre
Sources
186
Registers
47
Records and correspondence
40
Genealogy
34
History
23
Archives
21
Bibliography
19
Indexes
17
Microform catalogs
14
Catalogs
6
Biography
4
Census, 1850
4
Census, 1860
4
Census, 1870
4
Census, 7th, 1850
4
Census, 8th, 1860
4
Census, 9th, 1870
4
Correspondence
4
Passenger lists
4
Census, 10th, 1880
3
Census, 1880
3
Surveys
3
Bibliographies
1
Cases
1
Catalog
1
Catalogues
1
Electronic books
1
Records and Correspondence
1
Recueils, répertoires, etc
1
Statistics
1
Treaties
1
bibliographies
1
catalogs (documents)
1