Classification
410 - Linguistics
400 - Language
70
900 - History & geography
44
700 - The arts; fine & decorative arts
34
800 - Literature & rhetoric
30
320 - Political science
14
100 - Philosophy & psychology
12
140 - Specific philosophical schools
11
380 - Commerce, communications & transportation
11
000 - Computer science, information & general works
10
200 - Religion
8
370 - Education
8
414 - Phonology & phonetics
8
300 - Social sciences
7
301 - Sociology & anthropology
6
780 - Music
6
304 - Factors affecting social behavior
5
330 - Economics
5
333 - Economics of land & energy
5
297 - Islam, Babism & Bahai Faith
4
120 - Epistemology, causation & humankind
3
580 - Plants (Botany)
3
600 - Technology
3
340 - Law
2
363 - Other social problems & services
2
398 - Folklore
2
576 - Genetics & evolution
2
581 - Specific topics in natural history
2
610 - Medicine & health
2
170 - Ethics
1
530 - Physics
1
620 - Engineering & allied operations
1