Genre
Periodicals
3
Congresses
2
Dictionaries
2
Encyclopedias
2
Sources
2
Aerial photographs
1
Biography
1
Book reviews
1
Case studies
1
Comic books, strips, etc
1
Congreses
1
Electronic books
1
Geschiedenis (vorm)
1
Glossaries, vocabularies, etc
1
History
1
Juvenile literature
1
Maps
1
Military history
1
Records and correspondence
1