Genre
History
21,925
Biography
7,293
Electronic books
6,395
Periodicals
6,279
Military history
5,150
Congresses
4,332
Biographies
3,995
Early works to 1800
2,927
Conference papers and proceedings
2,896
Handbooks, manuals, etc
2,823
Pictorial works
2,404
Dictionaries
1,892
Handbooks and manuals
1,440
Early works
1,355
Sources
1,260
Case studies
1,178
Statistics
1,085
Bibliography
801
Registers
735
Catalogs
718
Autobiographies
652
Corporation reports
652
Regulations
617
Personal narratives
604
Government publications
490
Legislative hearings
435
Directories
430
Academic theses
426
Exhibitions
412
Rules
345
Thèses et écrits académiques
345
Periodical
336
Officers' handbooks
328
Bibliographies
326
Anecdotes
316
Printed ephemera
311
Interviews
299
Encyclopedias
274
Technical reports
255
Exhibition catalogs
241
Fiction
241
Illustrated works
234
Registers (Lists)
223
Sound recordings
222
Terminology
205
Juvenile literature
201
Documentary films
194
Correspondence
185
Records and correspondence
185
Electronic book
180
more ...