Classification
140 - Specific philosophical schools
170 - Ethics
700 - The arts; fine & decorative arts
4
200 - Religion
3
610 - Medicine & health
3
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
301 - Sociology & anthropology
1
320 - Political science
1
333 - Economics of land & energy
1
363 - Other social problems & services
1
370 - Education
1
410 - Linguistics
1
551 - Geology, hydrology & meteorology
1
900 - History & geography
1