Classification
400 - Language
410 - Linguistics
99
900 - History & geography
78
700 - The arts; fine & decorative arts
52
414 - Phonology & phonetics
23
320 - Political science
19
370 - Education
19
000 - Computer science, information & general works
16
380 - Commerce, communications & transportation
14
800 - Literature & rhetoric
12
100 - Philosophy & psychology
11
300 - Social sciences
11
140 - Specific philosophical schools
9
301 - Sociology & anthropology
9
297 - Islam, Babism & Bahai Faith
7
340 - Law
7
200 - Religion
5
333 - Economics of land & energy
5
330 - Economics
4
500 - Natural sciences & mathematics
4
576 - Genetics & evolution
4
620 - Engineering & allied operations
4
780 - Music
4
120 - Epistemology, causation & humankind
3
398 - Folklore
3
600 - Technology
3
720 - Architecture
3
791 - Public performances
3
160 - Logic
2
170 - Ethics
2
296 - Judaism
2
530 - Physics
2
920 - Biography, genealogy & insignia
2
304 - Factors affecting social behavior
1
770 - Photography, photographs & computer art
1