Genre
Sources
Periodicals
1,106
History
553
Congresses
150
Statistics
133
Bibliography
44
Newspapers
40
Facsimiles
27
Périodiques
27
Périodiques
26
Directories
25
Electronic journals
24
Bibliographies
22
Catalogs
19
Abstracts
18
Regulations
16
periodicals
16
Indexes
14
Periodical
14
Specimens
11
Humor
9
Rules
9
Church history
8
Criticism, interpretation, etc
8
Electronic reference sources
8
Early works to 1800
7
Electronic books
7
Reviews
7
Biography
6
Book reviews
6
Collections
6
Controversial literature
6
Registers
6
Military orders
5
CD-ROMs
4
Conference papers and proceedings
4
Index
4
Military history
4
Personal narratives
4
Archives
3
Broadsides
3
Caricatures and cartoons
3
Correspondence
3
Electronic journal
3
Genealogy
3
Guidebooks
3
Periodicals, etc
3
Pictorial works
3
Resolutions
3
Serial publications
3
more ...