Classification
301 - Sociology & anthropology
2
400 - Language
581 - Specific topics in natural history
700 - The arts; fine & decorative arts
2
780 - Music
800 - Literature & rhetoric
2
900 - History & geography
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
320 - Political science
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
410 - Linguistics
1
590 - Animals (Zoology)
1
791 - Public performances
1