Classification
610 - Medicine & health
600 - Technology
6
700 - The arts; fine & decorative arts
6
000 - Computer science, information & general works
5
333 - Economics of land & energy
3
363 - Other social problems & services
3
620 - Engineering & allied operations
3
530 - Physics
2
900 - History & geography
2
140 - Specific philosophical schools
1
330 - Economics
1
380 - Commerce, communications & transportation
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
630 - Agriculture & related technologies
1
720 - Architecture
1