Classification
000 - Computer science, information & general works
3
140 - Specific philosophical schools
1
363 - Other social problems & services
2
500 - Natural sciences & mathematics
551 - Geology, hydrology & meteorology
2
580 - Plants (Botany)
2
600 - Technology
1
610 - Medicine & health
3
630 - Agriculture & related technologies
700 - The arts; fine & decorative arts
3
800 - Literature & rhetoric
2