Classification
200 - Religion
320 - Political science
330 - Economics
370 - Education
43
900 - History & geography
33
340 - Law
24
800 - Literature & rhetoric
12
300 - Social sciences
11
100 - Philosophy & psychology
8
700 - The arts; fine & decorative arts
7
170 - Ethics
5
140 - Specific philosophical schools
3
630 - Agriculture & related technologies
3
296 - Judaism
1
326 - Slavery & emancipation
1
400 - Language
1
530 - Physics
1
576 - Genetics & evolution
1
610 - Medicine & health
1