Classification
300 - Social sciences
55
800 - Literature & rhetoric
900 - History & geography
700 - The arts; fine & decorative arts
14
320 - Political science
10
301 - Sociology & anthropology
8
400 - Language
7
410 - Linguistics
7
720 - Architecture
7
000 - Computer science, information & general works
6
200 - Religion
6
100 - Philosophy & psychology
5
140 - Specific philosophical schools
5
330 - Economics
5
380 - Commerce, communications & transportation
5
333 - Economics of land & energy
4
340 - Law
4
363 - Other social problems & services
4
398 - Folklore
3
610 - Medicine & health
3
170 - Ethics
2
297 - Islam, Babism & Bahai Faith
2
304 - Factors affecting social behavior
2
370 - Education
2
576 - Genetics & evolution
2
580 - Plants (Botany)
2
600 - Technology
2
620 - Engineering & allied operations
2
630 - Agriculture & related technologies
2
120 - Epistemology, causation & humankind
1
770 - Photography, photographs & computer art
1
780 - Music
1