Genre
Maps
952
Topographic maps
86
Handbooks and manuals
37
Periodicals
26
Classification
16
Pictures
15
Conference papers and proceedings
13
Technical reports
10
Guidebooks
9
Posters
9
Databases
8
Speeches
8
Congresses
6
Statistics
6
Atlases
5
Thematic maps
5
Literature
3
Bibliographies
2
Dictionaries
2
Directories
2
Environmental impact statements
2
Quadrangle maps
2
Surveys
2
Anecdotes
1
Bathymetric maps
1
Biographies
1
Coloring books
1
Indexes
1
Law digests
1
Legends
1
Serial publications
1
Tourist maps
1
Tours
1