Classification
610 - Medicine & health
700 - The arts; fine & decorative arts
8
000 - Computer science, information & general works
7
600 - Technology
6
380 - Commerce, communications & transportation
4
400 - Language
3
410 - Linguistics
3
576 - Genetics & evolution
3
620 - Engineering & allied operations
3
140 - Specific philosophical schools
2
200 - Religion
2
304 - Factors affecting social behavior
2
320 - Political science
2
333 - Economics of land & energy
2
363 - Other social problems & services
2
370 - Education
2
630 - Agriculture & related technologies
2
658 - General management
2
100 - Philosophy & psychology
1
170 - Ethics
1
330 - Economics
1
340 - Law
1
530 - Physics
1
580 - Plants (Botany)
1
720 - Architecture
1
780 - Music
1
800 - Literature & rhetoric
1
900 - History & geography
1
920 - Biography, genealogy & insignia
1