Classification
320 - Political science
1,327
330 - Economics
1,327
576 - Genetics & evolution
900 - History & geography
1,289
300 - Social sciences
437
340 - Law
185
700 - The arts; fine & decorative arts
16
200 - Religion
7
100 - Philosophy & psychology
4
140 - Specific philosophical schools
4
630 - Agriculture & related technologies
3
800 - Literature & rhetoric
2
343 - Military, tax, trade & industrial law
1
370 - Education
1
780 - Music
1
973 - United States
1