Classification
400 - Language
800 - Literature & rhetoric
900 - History & geography
410 - Linguistics
10
700 - The arts; fine & decorative arts
10
100 - Philosophy & psychology
9
301 - Sociology & anthropology
6
140 - Specific philosophical schools
5
000 - Computer science, information & general works
4
300 - Social sciences
4
320 - Political science
4
333 - Economics of land & energy
4
363 - Other social problems & services
4
200 - Religion
3
330 - Economics
3
370 - Education
3
780 - Music
3
120 - Epistemology, causation & humankind
2
380 - Commerce, communications & transportation
2
304 - Factors affecting social behavior
1
340 - Law
1
414 - Phonology & phonetics
1
430 - Germanic languages; German
1
491 - East Indo-European & Celtic languages
1
520 - Astronomy & allied sciences
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
590 - Animals (Zoology)
1
600 - Technology
1
610 - Medicine & health
1
770 - Photography, photographs & computer art
1
791 - Public performances
1
808 - Rhetoric & collections of literature
1