Classification
900 - History & geography
80
800 - Literature & rhetoric
57
700 - The arts; fine & decorative arts
46
140 - Specific philosophical schools
23
302 - Social interaction
19
400 - Language
19
370 - Education
17
780 - Music
16
100 - Philosophy & psychology
15
200 - Religion
15
320 - Political science
15
380 - Commerce, communications & transportation
14
410 - Linguistics
14
000 - Computer science, information & general works
13
333 - Economics of land & energy
12
300 - Social sciences
11
330 - Economics
10
340 - Law
10
600 - Technology
10
610 - Medicine & health
9
620 - Engineering & allied operations
9
297 - Islam, Babism & Bahai Faith
7
304 - Factors affecting social behavior
7
363 - Other social problems & services
7
720 - Architecture
6
791 - Public performances
6
070 - News media, journalism & publishing
5
384 - Communications; telecommunication
5
576 - Genetics & evolution
5
621 - Applied physics
5
301 - Sociology & anthropology
4
398 - Folklore
4
306 - Culture & institutions
3
530 - Physics
3
120 - Epistemology, causation & humankind
2
170 - Ethics
2
296 - Judaism
2
500 - Natural sciences & mathematics
2
501 - Philosophy & theory
2
658 - General management
2
659 - Advertising & public relations
2
770 - Photography, photographs & computer art
2
820 - English & Old English literatures
2
880 - Hellenic literatures; classical Greek
2
004 - Data processing & computer science
1
006 - Special computer methods
1
270 - History of Christianity & Christian church
1
303 - Social processes
1
338 - Production
1
360 - Social problems & services; associations
1
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