Classification
780 - Music
900 - History & geography
6
700 - The arts; fine & decorative arts
5
363 - Other social problems & services
4
301 - Sociology & anthropology
3
800 - Literature & rhetoric
3
140 - Specific philosophical schools
2
170 - Ethics
2
200 - Religion
2
400 - Language
2
410 - Linguistics
2
581 - Specific topics in natural history
2
610 - Medicine & health
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
320 - Political science
1
333 - Economics of land & energy
1
370 - Education
1
398 - Folklore
1
590 - Animals (Zoology)
1
612 - Human physiology
1
720 - Architecture
1
770 - Photography, photographs & computer art
1
791 - Public performances
1