Genre
Handbooks and manuals
Statistics
21
Census data
13
Periodicals
12
Technical reports
9
Databases
5
Dictionaries
4
Academic theses
3
Blank forms
3
Directories
3
Bibliographies
2
Case studies
2
Guidebooks
2
Personal correspondence
2
Records (Documents)
2
Architectural drawings
1
Conference papers and proceedings
1
Controlled vocabularies
1
Family histories
1
Interactive multimedia
1
Literature
1
Maps
1
Registers (Lists)
1
Sound recordings
1
Topographic maps
1
Trivia and miscellanea
1
Video recordings
1