Genre
Statistics
20
Periodicals
19
History
13
Sources
11
Dictionaries
5
Statutes and codes
4
Census
3
Directories
3
Readers
3
Multilingual dictionaries
2
Pictorial works
2
Registers
2
Biography
1
Catalogs
1
Charts, diagrams, etc
1
Chronology
1
Handbooks, manuals, etc
1
Registers (Lists)
1
Répertoires
1
Treaties
1