Classification
410 - Linguistics
400 - Language
99
900 - History & geography
52
700 - The arts; fine & decorative arts
38
414 - Phonology & phonetics
28
800 - Literature & rhetoric
28
000 - Computer science, information & general works
13
380 - Commerce, communications & transportation
11
100 - Philosophy & psychology
8
140 - Specific philosophical schools
7
200 - Religion
7
370 - Education
6
300 - Social sciences
5
301 - Sociology & anthropology
4
320 - Political science
4
600 - Technology
4
330 - Economics
3
398 - Folklore
3
576 - Genetics & evolution
3
170 - Ethics
2
296 - Judaism
2
340 - Law
2
500 - Natural sciences & mathematics
2
720 - Architecture
2
780 - Music
2
120 - Epistemology, causation & humankind
1
160 - Logic
1
333 - Economics of land & energy
1
530 - Physics
1
551 - Geology, hydrology & meteorology
1
581 - Specific topics in natural history
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
791 - Public performances
1
920 - Biography, genealogy & insignia
1