Genre
Maps
125
Guidebooks
6
Bibliographies
4
Geological maps
4
Databases
2
Nomenclature
2
Surveys
2
Catalogs
1
Charts, diagrams, etc
1
Electronic government information
1
Festschriften
1
Geospatial data
1
Graphs
1
Periodicals
1
Remote-sensing images
1
Remote-sensing maps
1
Serial publications
1
Tables (Data)
1
Topographic maps
1