Classification
580 - Plants (Botany)
650 - Management & auxiliary services
700 - The arts; fine & decorative arts
4
000 - Computer science, information & general works
3
333 - Economics of land & energy
1
363 - Other social problems & services
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
720 - Architecture
1
800 - Literature & rhetoric
1