Classification
200 - Religion
340 - Law
700 - The arts; fine & decorative arts
170 - Ethics
6
100 - Philosophy & psychology
5
297 - Islam, Babism & Bahai Faith
5
363 - Other social problems & services
5
900 - History & geography
5
000 - Computer science, information & general works
4
140 - Specific philosophical schools
4
320 - Political science
4
333 - Economics of land & energy
4
370 - Education
4
380 - Commerce, communications & transportation
4
610 - Medicine & health
4
301 - Sociology & anthropology
3
330 - Economics
3
300 - Social sciences
2
304 - Factors affecting social behavior
2
600 - Technology
2
620 - Engineering & allied operations
2
120 - Epistemology, causation & humankind
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
364 - Criminology
1
410 - Linguistics
1
530 - Physics
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
720 - Architecture
1
800 - Literature & rhetoric
1