Classification
140 - Specific philosophical schools
320 - Political science
580 - Plants (Botany)
610 - Medicine & health
330 - Economics
3
700 - The arts; fine & decorative arts
3
000 - Computer science, information & general works
2
363 - Other social problems & services
2
551 - Geology, hydrology & meteorology
1
581 - Specific topics in natural history
1
630 - Agriculture & related technologies
1