Classification
100 - Philosophy & psychology
200 - Religion
900 - History & geography
14
320 - Political science
12
140 - Specific philosophical schools
5
410 - Linguistics
5
700 - The arts; fine & decorative arts
5
576 - Genetics & evolution
4
170 - Ethics
3
333 - Economics of land & energy
3
370 - Education
3
800 - Literature & rhetoric
3
300 - Social sciences
2
301 - Sociology & anthropology
2
340 - Law
2
530 - Physics
2
000 - Computer science, information & general works
1
261 - Social theology
1
304 - Factors affecting social behavior
1
330 - Economics
1
363 - Other social problems & services
1
400 - Language
1
520 - Astronomy & allied sciences
1
581 - Specific topics in natural history
1
770 - Photography, photographs & computer art
1
780 - Music
1