Classification
700 - The arts; fine & decorative arts
10
000 - Computer science, information & general works
6
610 - Medicine & health
6
540 - Chemistry & allied sciences
5
580 - Plants (Botany)
4
600 - Technology
4
330 - Economics
2
620 - Engineering & allied operations
2
900 - History & geography
2
333 - Economics of land & energy
1
363 - Other social problems & services
1
414 - Phonology & phonetics
1
530 - Physics
1
657 - Accounting
1