Classification
580 - Plants (Botany)
4
700 - The arts; fine & decorative arts
4
000 - Computer science, information & general works
3
333 - Economics of land & energy
2
363 - Other social problems & services
2
576 - Genetics & evolution
2
581 - Specific topics in natural history
2
610 - Medicine & health
2
140 - Specific philosophical schools
1
380 - Commerce, communications & transportation
1
500 - Natural sciences & mathematics
1
551 - Geology, hydrology & meteorology
1
600 - Technology
1
612 - Human physiology
1
630 - Agriculture & related technologies
1
900 - History & geography
1