Classification
200 - Religion
900 - History & geography
399
100 - Philosophy & psychology
176
320 - Political science
168
700 - The arts; fine & decorative arts
147
297 - Islam, Babism & Bahai Faith
120
300 - Social sciences
120
140 - Specific philosophical schools
110
301 - Sociology & anthropology
81
170 - Ethics
79
370 - Education
77
800 - Literature & rhetoric
75
340 - Law
53
304 - Factors affecting social behavior
48
330 - Economics
48
400 - Language
47
410 - Linguistics
47
296 - Judaism
45
610 - Medicine & health
44
333 - Economics of land & energy
37
363 - Other social problems & services
31
581 - Specific topics in natural history
28
600 - Technology
27
380 - Commerce, communications & transportation
26
000 - Computer science, information & general works
23
780 - Music
21
530 - Physics
20
576 - Genetics & evolution
19
720 - Architecture
19
398 - Folklore
12
120 - Epistemology, causation & humankind
11
551 - Geology, hydrology & meteorology
10
630 - Agriculture & related technologies
8
361 - Social problems & social welfare in general
7
620 - Engineering & allied operations
6
500 - Natural sciences & mathematics
5
520 - Astronomy & allied sciences
5
580 - Plants (Botany)
3
770 - Photography, photographs & computer art
3
920 - Biography, genealogy & insignia
3
880 - Hellenic literatures; classical Greek
2
360 - Social problems & services; associations
1
364 - Criminology
1
590 - Animals (Zoology)
1
658 - General management
1
791 - Public performances
1