Classification
000 - Computer science, information & general works
5
576 - Genetics & evolution
4
610 - Medicine & health
3
700 - The arts; fine & decorative arts
3
140 - Specific philosophical schools
2
363 - Other social problems & services
2
551 - Geology, hydrology & meteorology
2
333 - Economics of land & energy
1
400 - Language
1
600 - Technology
1