Classification
320 - Political science
410 - Linguistics
700 - The arts; fine & decorative arts
3
370 - Education
2
380 - Commerce, communications & transportation
2
400 - Language
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
200 - Religion
1
300 - Social sciences
1
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
398 - Folklore
1
780 - Music
1
800 - Literature & rhetoric
1
900 - History & geography
1