Classification
610 - Medicine & health
700 - The arts; fine & decorative arts
18
140 - Specific philosophical schools
16
000 - Computer science, information & general works
13
620 - Engineering & allied operations
10
580 - Plants (Botany)
8
363 - Other social problems & services
6
600 - Technology
6
333 - Economics of land & energy
4
414 - Phonology & phonetics
4
540 - Chemistry & allied sciences
4
576 - Genetics & evolution
4
304 - Factors affecting social behavior
2
380 - Commerce, communications & transportation
2
900 - History & geography
2
330 - Economics
1
340 - Law
1
361 - Social problems & social welfare in general
1
400 - Language
1
500 - Natural sciences & mathematics
1
590 - Animals (Zoology)
1
612 - Human physiology
1
615 - Pharmacology & therapeutics
1
720 - Architecture
1
800 - Literature & rhetoric
1