Classification
400 - Language
72
410 - Linguistics
33
700 - The arts; fine & decorative arts
24
900 - History & geography
24
800 - Literature & rhetoric
18
320 - Political science
16
370 - Education
15
140 - Specific philosophical schools
9
000 - Computer science, information & general works
8
100 - Philosophy & psychology
8
200 - Religion
8
380 - Commerce, communications & transportation
8
300 - Social sciences
7
330 - Economics
7
333 - Economics of land & energy
7
297 - Islam, Babism & Bahai Faith
6
414 - Phonology & phonetics
6
600 - Technology
6
301 - Sociology & anthropology
4
304 - Factors affecting social behavior
4
340 - Law
4
620 - Engineering & allied operations
4
780 - Music
4
363 - Other social problems & services
3
551 - Geology, hydrology & meteorology
3
120 - Epistemology, causation & humankind
2
170 - Ethics
2
398 - Folklore
2
581 - Specific topics in natural history
2
610 - Medicine & health
2
770 - Photography, photographs & computer art
2
350 - Public administration & military science
1
361 - Social problems & social welfare in general
1
576 - Genetics & evolution
1
658 - General management
1
720 - Architecture
1