Classification
320 - Political science
330 - Economics
701
340 - Law
148
900 - History & geography
65
300 - Social sciences
50
630 - Agriculture & related technologies
39
700 - The arts; fine & decorative arts
21
200 - Religion
20
170 - Ethics
10
370 - Education
8
100 - Philosophy & psychology
7
610 - Medicine & health
4
800 - Literature & rhetoric
4
160 - Logic
3
400 - Language
3
140 - Specific philosophical schools
1
332 - Financial economics
1
336 - Public finance
1
500 - Natural sciences & mathematics
1
530 - Physics
1
576 - Genetics & evolution
1
600 - Technology
1
920 - Biography, genealogy & insignia
1