Genre
Periodicals
18
Handbooks, manuals, etc
10
History
10
Electronic books
5
Handbooks and manuals
5
Pictorial works
5
Chronology
4
Chronologies
3
Dictionaries
2
Biographies
1
Electronic journals
1
Government publications
1
Illustrated works
1
Officers' handbooks
1
Ouvrages illustrés
1
Registers (Lists)
1
illustrated books
1