Classification
140 - Specific philosophical schools
380 - Commerce, communications & transportation
700 - The arts; fine & decorative arts
111
610 - Medicine & health
98
000 - Computer science, information & general works
89
600 - Technology
87
363 - Other social problems & services
86
333 - Economics of land & energy
80
330 - Economics
66
900 - History & geography
63
620 - Engineering & allied operations
60
320 - Political science
41
580 - Plants (Botany)
32
576 - Genetics & evolution
29
370 - Education
27
551 - Geology, hydrology & meteorology
27
400 - Language
23
340 - Law
22
300 - Social sciences
20
581 - Specific topics in natural history
20
304 - Factors affecting social behavior
17
500 - Natural sciences & mathematics
17
800 - Literature & rhetoric
17
100 - Philosophy & psychology
16
170 - Ethics
16
720 - Architecture
15
630 - Agriculture & related technologies
14
658 - General management
14
540 - Chemistry & allied sciences
12
414 - Phonology & phonetics
11
612 - Human physiology
10
410 - Linguistics
9
200 - Religion
7
301 - Sociology & anthropology
6
361 - Social problems & social welfare in general
6
297 - Islam, Babism & Bahai Faith
4
615 - Pharmacology & therapeutics
4
530 - Physics
3
657 - Accounting
3
590 - Animals (Zoology)
2
780 - Music
2
160 - Logic
1
336 - Public finance
1
550 - Earth sciences
1
791 - Public performances
1
920 - Biography, genealogy & insignia
1