Classification
380 - Commerce, communications & transportation
900 - History & geography
320 - Political science
10
700 - The arts; fine & decorative arts
8
300 - Social sciences
7
200 - Religion
6
330 - Economics
6
400 - Language
5
000 - Computer science, information & general works
3
140 - Specific philosophical schools
3
301 - Sociology & anthropology
3
600 - Technology
3
800 - Literature & rhetoric
3
296 - Judaism
2
297 - Islam, Babism & Bahai Faith
2
410 - Linguistics
2
576 - Genetics & evolution
2
580 - Plants (Botany)
2
780 - Music
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
304 - Factors affecting social behavior
1
333 - Economics of land & energy
1
370 - Education
1
612 - Human physiology
1
630 - Agriculture & related technologies
1
791 - Public performances
1