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