Genre
History
7 450
Periodicals
2 634
Biography
2 137
Conference papers and proceedings
1 834
Biographies
1 664
Congresses
1 614
Electronic books
1 432
Sources
688
Statistics
629
Autobiographies
349
Bibliography
339
Pictorial works
337
Fiction
331
Case studies
316
Interviews
279
Bibliographies
196
Dictionaries
194
Criticism, interpretation, etc
182
Aufsatzsammlung
177
reference
174
referencia
174
référence bibliographique
173
Drama
160
Périodiques
158
Academic theses
147
Electronic journals
147
Feature films
139
DVD-Video discs
138
Thèses et écrits académiques
131
bibliografía
131
bibliographie
131
bibliography
131
Chronology
120
Caricatures and cartoons
116
Anecdotes
115
Chronologies
114
Périodiques
111
graph
106
graphique
106
gráfico
105
Humor
100
Diaries
95
Festschriften
94
Personal narratives
90
Military history
89
Miscellanea
89
Catalogs
82
Documentary films
81
Trivia and miscellanea
81
Maps
75
plus ...