Classification
370 - Education
600 - Technology
700 - The arts; fine & decorative arts
720 - Architecture
900 - History & geography
10
363 - Other social problems & services
9
000 - Computer science, information & general works
8
380 - Commerce, communications & transportation
8
330 - Economics
7
333 - Economics of land & energy
7
620 - Engineering & allied operations
7
320 - Political science
4
400 - Language
4
551 - Geology, hydrology & meteorology
4
610 - Medicine & health
4
140 - Specific philosophical schools
3
540 - Chemistry & allied sciences
3
530 - Physics
2
658 - General management
2
100 - Philosophy & psychology
1
300 - Social sciences
1
304 - Factors affecting social behavior
1
340 - Law
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
800 - Literature & rhetoric
1