Genre
Academic theses
5
Bibliographies
3
Catalogs
2
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1
Census, 2010
1
Conference papers and proceedings
3
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1
Data dictionaries
1
Databases
Directories
1
Geographic information systems
1
Graphs
1
Handbooks and manuals
3
Indexes
1
Maps
15
Observations
1
Periodicals
1
Statistics
2
Technical reports
2
Topographic maps
1