Classification
100 - Philosophy & psychology
120 - Epistemology, causation & humankind
170 - Ethics
6
200 - Religion
4
140 - Specific philosophical schools
3
320 - Political science
3
400 - Language
3
530 - Physics
3
700 - The arts; fine & decorative arts
3
340 - Law
2
380 - Commerce, communications & transportation
2
900 - History & geography
2
000 - Computer science, information & general works
1
160 - Logic
1
300 - Social sciences
1
370 - Education
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
800 - Literature & rhetoric
1