Classification
100 - Philosophy & psychology
800 - Literature & rhetoric
900 - History & geography
16
320 - Political science
6
140 - Specific philosophical schools
5
170 - Ethics
4
200 - Religion
4
370 - Education
3
000 - Computer science, information & general works
2
410 - Linguistics
2
700 - The arts; fine & decorative arts
2
120 - Epistemology, causation & humankind
1
300 - Social sciences
1
330 - Economics
1
400 - Language
1
530 - Physics
1
770 - Photography, photographs & computer art
1