Classification
140 - Specific philosophical schools
363 - Other social problems & services
700 - The arts; fine & decorative arts
37
330 - Economics
33
333 - Economics of land & energy
33
610 - Medicine & health
32
380 - Commerce, communications & transportation
27
600 - Technology
26
320 - Political science
25
000 - Computer science, information & general works
22
551 - Geology, hydrology & meteorology
19
900 - History & geography
19
581 - Specific topics in natural history
17
620 - Engineering & allied operations
15
370 - Education
13
800 - Literature & rhetoric
10
300 - Social sciences
9
580 - Plants (Botany)
8
100 - Philosophy & psychology
7
301 - Sociology & anthropology
7
304 - Factors affecting social behavior
6
340 - Law
6
500 - Natural sciences & mathematics
6
630 - Agriculture & related technologies
6
720 - Architecture
6
200 - Religion
4
400 - Language
4
576 - Genetics & evolution
4
612 - Human physiology
4
658 - General management
4
170 - Ethics
3
297 - Islam, Babism & Bahai Faith
3
530 - Physics
3
540 - Chemistry & allied sciences
3
410 - Linguistics
2
414 - Phonology & phonetics
2
780 - Music
2
120 - Epistemology, causation & humankind
1
160 - Logic
1
336 - Public finance
1
350 - Public administration & military science
1
361 - Social problems & social welfare in general
1
590 - Animals (Zoology)
1
657 - Accounting
1
791 - Public performances
1