Genre
Maps
91
Conference papers and proceedings
20
Congresses
9
Guidebooks
8
Databases
5
Electronic government information
5
Graphs
4
Atlases
3
Bibliographies
3
Encyclopedias
3
Geological maps
3
Technical reports
3
Periodicals
2
Serial publications
2
Abstracts
1
Academic theses
1
CMU author
1
Cartographic materials
1
Charts, diagrams, etc
1
Festschriften
1
Geological cross-sections
1
Handbooks and manuals
1
Physical maps
1