Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
380 - Commerce, communications & transportation
700 - The arts; fine & decorative arts
363 - Other social problems & services
26
600 - Technology
23
610 - Medicine & health
21
333 - Economics of land & energy
20
330 - Economics
19
620 - Engineering & allied operations
16
900 - History & geography
13
320 - Political science
11
576 - Genetics & evolution
11
580 - Plants (Botany)
10
500 - Natural sciences & mathematics
9
581 - Specific topics in natural history
8
370 - Education
7
414 - Phonology & phonetics
7
551 - Geology, hydrology & meteorology
7
540 - Chemistry & allied sciences
6
720 - Architecture
6
300 - Social sciences
5
400 - Language
5
612 - Human physiology
5
658 - General management
5
304 - Factors affecting social behavior
3
800 - Literature & rhetoric
3
100 - Philosophy & psychology
2
200 - Religion
2
301 - Sociology & anthropology
2
340 - Law
2
361 - Social problems & social welfare in general
2
530 - Physics
2
630 - Agriculture & related technologies
2
160 - Logic
1
410 - Linguistics
1
550 - Earth sciences
1
590 - Animals (Zoology)
1
615 - Pharmacology & therapeutics
1
657 - Accounting
1
780 - Music
1
791 - Public performances
1