Genre
Maps
64,911
Topographic maps
21,836
Maps, Topographic
3,259
Remote-sensing maps
2,117
Geological maps
1,290
Cartes géographiques
1,265
Statistics
1,149
Periodicals
1,068
Databases
944
Bibliography
880
Charts, diagrams, etc
681
Congresses
503
Physical maps
471
Remote-sensing images
452
CD-ROMs
421
Bathymetric maps
401
Outline maps
396
Census, 1990
371
Maps, Physical
349
Thematic maps
304
Maps, Outline and base
303
Indexes
257
Quadrangle maps
251
Conference papers and proceedings
236
Index maps
232
Drawings
179
Handbooks, manuals, etc
168
Observations
164
Bibliographies
160
Government publications
160
geological maps
130
Cartes géologiques
126
Catalogs
120
Road maps
108
Abstracts
107
Academic theses
106
Software
104
Technical reports
102
Gazetteers
100
Spatiocartes
99
Atlases
88
Legislative materials
88
Directories
77
History
77
Pictorial works
77
Nomenclature
75
Guidebooks
73
Graphs
70
Geographic information systems data
64
Geological cross-sections
61
more ...