Classification
100 - Philosophy & psychology
1
140 - Specific philosophical schools
6
170 - Ethics
3
200 - Religion
1
300 - Social sciences
21
301 - Sociology & anthropology
5
304 - Factors affecting social behavior
6
320 - Political science
33
330 - Economics
21
333 - Economics of land & energy
4
340 - Law
5
350 - Public administration & military science
4
360 - Social problems & services; associations
39
361 - Social problems & social welfare in general
363 - Other social problems & services
1
364 - Criminology
4
370 - Education
4
380 - Commerce, communications & transportation
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
600 - Technology
2
610 - Medicine & health
6
700 - The arts; fine & decorative arts
5
900 - History & geography
7
920 - Biography, genealogy & insignia
1