Classification
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
140 - Specific philosophical schools
5
170 - Ethics
200 - Religion
1
300 - Social sciences
2
320 - Political science
1
333 - Economics of land & energy
2
340 - Law
363 - Other social problems & services
3
380 - Commerce, communications & transportation
2
530 - Physics
1
576 - Genetics & evolution
3
580 - Plants (Botany)
600 - Technology
3
610 - Medicine & health
4
620 - Engineering & allied operations
3
630 - Agriculture & related technologies
2
658 - General management
1
700 - The arts; fine & decorative arts
5
720 - Architecture
2
800 - Literature & rhetoric
2
900 - History & geography
2