Classification
400 - Language
410 - Linguistics
59
900 - History & geography
58
700 - The arts; fine & decorative arts
39
320 - Political science
33
800 - Literature & rhetoric
26
370 - Education
25
300 - Social sciences
17
301 - Sociology & anthropology
16
330 - Economics
15
200 - Religion
14
340 - Law
11
333 - Economics of land & energy
10
304 - Factors affecting social behavior
9
000 - Computer science, information & general works
8
100 - Philosophy & psychology
8
297 - Islam, Babism & Bahai Faith
8
610 - Medicine & health
8
140 - Specific philosophical schools
7
363 - Other social problems & services
6
380 - Commerce, communications & transportation
6
780 - Music
6
600 - Technology
5
620 - Engineering & allied operations
4
170 - Ethics
3
296 - Judaism
3
398 - Folklore
3
414 - Phonology & phonetics
2
500 - Natural sciences & mathematics
2
551 - Geology, hydrology & meteorology
2
576 - Genetics & evolution
2
580 - Plants (Botany)
2
770 - Photography, photographs & computer art
2
120 - Epistemology, causation & humankind
1
350 - Public administration & military science
1
530 - Physics
1
581 - Specific topics in natural history
1
613 - Personal health & safety
1