Genre
Atlases
1
Bathymetric maps
2
Bibliographies
47
Biographies
1
CMU author
1
Case studies
5
Catalogs
1
Chronologies
1
Conference papers and proceedings
66
Congresses
16
Databases
3
Directories
2
Documentary films
1
Documentary television programs
1
Geographic information systems
3
Handbooks and manuals
3
Legislative hearings
22
Legislative materials
4
Literature
1
Maps
44
Nonfiction television programs
1
Periodicals
132
Remote-sensing maps
2
Serial publications
19
Statistics
15
Technical reports
19
Thematic maps
2
Topographic maps
2
Video recordings for the hearing impaired
1