Genre
Indexes
51
Bibliography
35
Periodicals
23
Genealogy
20
Union lists
16
Directories
12
Catalogs
7
Biography
6
Rules and practice
4
Bibliographies
3
History
3
Bibliographie
2
Périodiques
2
Statistics
2
Union catalogs
2
By-laws
1
Charters
1
Criticism, interpretation, etc
1
Guidebooks
1
Newspapers
1
Registers
1
Sources
1
bibliographies
1
biography
1
indexes
1