Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
380 - Commerce, communications & transportation
780 - Music
330 - Economics
2
370 - Education
2
400 - Language
2
600 - Technology
2
700 - The arts; fine & decorative arts
2
900 - History & geography
2
140 - Specific philosophical schools
1
300 - Social sciences
1
301 - Sociology & anthropology
1
320 - Political science
1
363 - Other social problems & services
1
410 - Linguistics
1
581 - Specific topics in natural history
1
590 - Animals (Zoology)
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
791 - Public performances
1
800 - Literature & rhetoric
1