Classification
100 - Philosophy & psychology
3
120 - Epistemology, causation & humankind
140 - Specific philosophical schools
3
170 - Ethics
3
580 - Plants (Botany)
200 - Religion
2
530 - Physics
2
700 - The arts; fine & decorative arts
2
300 - Social sciences
1
340 - Law
1
363 - Other social problems & services
1
500 - Natural sciences & mathematics
1
581 - Specific topics in natural history
1
900 - History & geography
1