Classification
100 - Philosophy & psychology
300 - Social sciences
700 - The arts; fine & decorative arts
780 - Music
800 - Literature & rhetoric
900 - History & geography
2
140 - Specific philosophical schools
1
200 - Religion
1
320 - Political science
1
330 - Economics
1
333 - Economics of land & energy
1
400 - Language
1
410 - Linguistics
1
610 - Medicine & health
1