Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
1
320 - Political science
1
333 - Economics of land & energy
1
363 - Other social problems & services
380 - Commerce, communications & transportation
2
414 - Phonology & phonetics
2
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
3
600 - Technology
610 - Medicine & health
3
612 - Human physiology
615 - Pharmacology & therapeutics
1
620 - Engineering & allied operations
2
630 - Agriculture & related technologies
3
700 - The arts; fine & decorative arts
5