Classification
140 - Specific philosophical schools
400 - Language
700 - The arts; fine & decorative arts
610 - Medicine & health
15
000 - Computer science, information & general works
13
380 - Commerce, communications & transportation
13
600 - Technology
13
620 - Engineering & allied operations
13
900 - History & geography
12
370 - Education
10
363 - Other social problems & services
9
330 - Economics
7
333 - Economics of land & energy
7
100 - Philosophy & psychology
6
800 - Literature & rhetoric
6
320 - Political science
5
340 - Law
5
720 - Architecture
5
576 - Genetics & evolution
4
581 - Specific topics in natural history
4
300 - Social sciences
3
301 - Sociology & anthropology
3
304 - Factors affecting social behavior
3
410 - Linguistics
3
500 - Natural sciences & mathematics
3
551 - Geology, hydrology & meteorology
2
580 - Plants (Botany)
2
120 - Epistemology, causation & humankind
1
170 - Ethics
1
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
360 - Social problems & services; associations
1
520 - Astronomy & allied sciences
1
530 - Physics
1
540 - Chemistry & allied sciences
1
590 - Animals (Zoology)
1
630 - Agriculture & related technologies
1
658 - General management
1
780 - Music
1
791 - Public performances
1