Classification
340 - Law
700 - The arts; fine & decorative arts
11
000 - Computer science, information & general works
10
610 - Medicine & health
8
576 - Genetics & evolution
6
620 - Engineering & allied operations
6
333 - Economics of land & energy
5
363 - Other social problems & services
5
580 - Plants (Botany)
5
600 - Technology
5
380 - Commerce, communications & transportation
3
500 - Natural sciences & mathematics
3
630 - Agriculture & related technologies
3
140 - Specific philosophical schools
2
170 - Ethics
2
320 - Political science
2
330 - Economics
2
540 - Chemistry & allied sciences
2
551 - Geology, hydrology & meteorology
2
590 - Animals (Zoology)
2
100 - Philosophy & psychology
1
304 - Factors affecting social behavior
1
370 - Education
1
400 - Language
1
530 - Physics
1
581 - Specific topics in natural history
1
616 - Diseases
1
658 - General management
1
800 - Literature & rhetoric
1
900 - History & geography
1