Classification
610 - Medicine & health
5
700 - The arts; fine & decorative arts
4
140 - Specific philosophical schools
3
600 - Technology
3
800 - Literature & rhetoric
3
304 - Factors affecting social behavior
2
330 - Economics
2
333 - Economics of land & energy
2
380 - Commerce, communications & transportation
2
400 - Language
2
547 - Organic chemistry
1
620 - Engineering & allied operations
1
720 - Architecture
1
900 - History & geography
1