Classification
170 - Ethics
580 - Plants (Botany)
3
610 - Medicine & health
3
000 - Computer science, information & general works
2
140 - Specific philosophical schools
2
620 - Engineering & allied operations
2
300 - Social sciences
1
301 - Sociology & anthropology
1
330 - Economics
1
333 - Economics of land & energy
1
380 - Commerce, communications & transportation
1
576 - Genetics & evolution
1
600 - Technology
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1
920 - Biography, genealogy & insignia
1