Classification
140 - Specific philosophical schools
200 - Religion
363 - Other social problems & services
700 - The arts; fine & decorative arts
900 - History & geography
301 - Sociology & anthropology
2
380 - Commerce, communications & transportation
2
581 - Specific topics in natural history
2
800 - Literature & rhetoric
2
000 - Computer science, information & general works
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
304 - Factors affecting social behavior
1
320 - Political science
1
330 - Economics
1
333 - Economics of land & energy
1
340 - Law
1
361 - Social problems & social welfare in general
1
370 - Education
1
400 - Language
1
576 - Genetics & evolution
1
600 - Technology
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
720 - Architecture
1
770 - Photography, photographs & computer art
1
780 - Music
1