Classification
340 - Law
320 - Political science
4,764
330 - Economics
4,764
900 - History & geography
441
300 - Social sciences
249
576 - Genetics & evolution
164
700 - The arts; fine & decorative arts
91
630 - Agriculture & related technologies
72
200 - Religion
46
100 - Philosophy & psychology
23
370 - Education
19
170 - Ethics
17
610 - Medicine & health
11
800 - Literature & rhetoric
5
140 - Specific philosophical schools
4
297 - Islam, Babism & Bahai Faith
2
333 - Economics of land & energy
2
780 - Music
2
301 - Sociology & anthropology
1
347 - Civil procedure & courts
1
400 - Language
1
920 - Biography, genealogy & insignia
1