Classification
410 - Linguistics
900 - History & geography
24
400 - Language
20
800 - Literature & rhetoric
14
700 - The arts; fine & decorative arts
12
000 - Computer science, information & general works
8
200 - Religion
8
100 - Philosophy & psychology
7
140 - Specific philosophical schools
7
320 - Political science
5
333 - Economics of land & energy
5
370 - Education
5
300 - Social sciences
4
330 - Economics
4
380 - Commerce, communications & transportation
4
780 - Music
4
170 - Ethics
2
340 - Law
2
398 - Folklore
2
610 - Medicine & health
2
791 - Public performances
2
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
304 - Factors affecting social behavior
1
414 - Phonology & phonetics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
600 - Technology
1
770 - Photography, photographs & computer art
1
920 - Biography, genealogy & insignia
1