Classification
610 - Medicine & health
38
700 - The arts; fine & decorative arts
35
600 - Technology
27
620 - Engineering & allied operations
27
000 - Computer science, information & general works
24
140 - Specific philosophical schools
20
580 - Plants (Botany)
14
540 - Chemistry & allied sciences
13
333 - Economics of land & energy
12
900 - History & geography
12
363 - Other social problems & services
8
570 - Life sciences; biology
7
576 - Genetics & evolution
5
414 - Phonology & phonetics
4
660 - Chemical engineering
4
304 - Factors affecting social behavior
3
330 - Economics
3
380 - Commerce, communications & transportation
3
612 - Human physiology
3
370 - Education
2
400 - Language
2
500 - Natural sciences & mathematics
2
543 - Analytical chemistry
2
571 - Physiology & related subjects
2
630 - Agriculture & related technologies
2
720 - Architecture
2
340 - Law
1
361 - Social problems & social welfare in general
1
579 - Microorganisms, fungi & algae
1
590 - Animals (Zoology)
1
614 - Incidence & prevention of disease
1
615 - Pharmacology & therapeutics
1
616 - Diseases
1
631 - Techniques, equipment & materials
1
664 - Food technology
1
800 - Literature & rhetoric
1