Classification
340 - Law
320 - Political science
93
900 - History & geography
84
140 - Specific philosophical schools
51
330 - Economics
48
300 - Social sciences
39
100 - Philosophy & psychology
33
700 - The arts; fine & decorative arts
29
170 - Ethics
16
200 - Religion
16
380 - Commerce, communications & transportation
16
400 - Language
16
800 - Literature & rhetoric
16
333 - Economics of land & energy
15
304 - Factors affecting social behavior
13
363 - Other social problems & services
13
370 - Education
12
301 - Sociology & anthropology
11
297 - Islam, Babism & Bahai Faith
9
410 - Linguistics
9
610 - Medicine & health
8
600 - Technology
7
000 - Computer science, information & general works
4
350 - Public administration & military science
4
361 - Social problems & social welfare in general
4
364 - Criminology
4
551 - Geology, hydrology & meteorology
4
620 - Engineering & allied operations
4
630 - Agriculture & related technologies
4
720 - Architecture
4
296 - Judaism
3
576 - Genetics & evolution
3
581 - Specific topics in natural history
3
791 - Public performances
3
120 - Epistemology, causation & humankind
2
360 - Social problems & services; associations
2
780 - Music
2
336 - Public finance
1
398 - Folklore
1
414 - Phonology & phonetics
1
500 - Natural sciences & mathematics
1
770 - Photography, photographs & computer art
1
920 - Biography, genealogy & insignia
1