Genre
History
462
Periodicals
173
Sources
87
Maps
81
Statistics
74
Pictorial works
72
Guidebooks
68
Congresses
55
Biography
47
Electronic books
41
Exhibitions
34
Bibliography
32
Fiction
30
Conference papers and proceedings
29
Catalogs
26
Directories
20
Poetry
19
Biographies
18
Chronology
18
In art
18
Anecdotes
16
Dictionaries
16
Exhibition catalogs
16
Tourist maps
16
Church history
15
Bibliographies
14
Chronologies
11
Miscellanea
11
Early works to 1800
10
Maps, Tourist
9
Criticism, interpretation, etc
8
Encyclopedias
8
Archives
7
Art
7
Census data
7
Census
6
Imprints
6
Correspondence
5
Early works
5
Gazetteers
5
Illustrated works
5
Atlases
4
Documentary films
4
Handbooks, manuals, etc
4
Military history
4
Newspapers
4
Topographic maps
4
Electronic journals
3
Facsimiles
3
Festschriften
3
more ...