Classification
100 - Philosophy & psychology
320 - Political science
340 - Law
900 - History & geography
7
140 - Specific philosophical schools
6
300 - Social sciences
4
330 - Economics
4
170 - Ethics
3
200 - Religion
2
301 - Sociology & anthropology
2
700 - The arts; fine & decorative arts
2
296 - Judaism
1
333 - Economics of land & energy
1
361 - Social problems & social welfare in general
1
363 - Other social problems & services
1
364 - Criminology
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
770 - Photography, photographs & computer art
1
800 - Literature & rhetoric
1