Genre
Pictures
592
Posters
457
Illustrated works
60
Photographs
14
Instructional and educational works
12
Portraits
11
Personal correspondence
9
Conference papers and proceedings
4
Remote-sensing images
3
War posters
3
Graphs
2
Maps
2
Aerial photographs
1
Art
1
Biographies
1
Census data
1
Collages
1
Correspondence
1
Databases
1
Exhibition catalogs
1
Internet videos
1
Photographs from space
1
Statistics
1
Video recordings
1