Classification
000 - Computer science, information & general works
2
140 - Specific philosophical schools
3
301 - Sociology & anthropology
1
330 - Economics
1
333 - Economics of land & energy
2
363 - Other social problems & services
4
380 - Commerce, communications & transportation
1
500 - Natural sciences & mathematics
3
530 - Physics
1
540 - Chemistry & allied sciences
551 - Geology, hydrology & meteorology
1
590 - Animals (Zoology)
3
600 - Technology
6
610 - Medicine & health
1
620 - Engineering & allied operations
10
630 - Agriculture & related technologies
1
700 - The arts; fine & decorative arts
2
720 - Architecture
3
900 - History & geography
6