Genre
Maps
252
Statistics
216
Geological maps
38
Bibliography
16
Periodicals
16
Guidebooks
15
Congresses
8
Cartes géographiques
7
Charts, diagrams, etc
7
Indexes
6
Geological cross-sections
5
Index maps
3
Bibliographies
2
Catalogs
2
Chronology
2
Conference papers and proceedings
2
Graphs
2
Pictorial works
2
Quadrangle maps
2
Academic theses
1
Annotations (Provenance)
1
CD-ROMs
1
Cartes géologiques
1
Chronologies
1
Databases
1
Drawings
1
Electronic books
1
Festschriften
1
Illustrated works
1
Index Maps
1
Internet resource
1
Maps, Physical
1
Maps, Topographic
1
Nomenclature
1
Periodical
1
Physical maps
1
Pictures
1
State maps
1
Thematic maps
1
Topographic maps
1
bibliographies
1
geological maps
1