Genre
Maps
Databases
10
Statistics
8
Census data
7
Atlases
4
Bathymetric maps
3
Bibliographies
3
Academic theses
2
Catalogs
2
Census, 2000
2
Digital maps
2
Nautical charts
2
Topographic maps
2
Data sets
1
Dictionaries
1
Geodatabases
1
Geospatial data
1
Graphs
1
Index maps
1
Interactive multimedia
1
Remote-sensing images
1
Surveys
1