Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
2
140 - Specific philosophical schools
530 - Physics
120 - Epistemology, causation & humankind
1
170 - Ethics
1
200 - Religion
1
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
340 - Law
1
363 - Other social problems & services
1
400 - Language
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
610 - Medicine & health
1
900 - History & geography
1