Classification
363 - Other social problems & services
700 - The arts; fine & decorative arts
140 - Specific philosophical schools
5
551 - Geology, hydrology & meteorology
5
330 - Economics
4
333 - Economics of land & energy
4
000 - Computer science, information & general works
3
320 - Political science
3
900 - History & geography
3
581 - Specific topics in natural history
2
600 - Technology
2
610 - Medicine & health
2
620 - Engineering & allied operations
2
340 - Law
1
410 - Linguistics
1
540 - Chemistry & allied sciences
1
576 - Genetics & evolution
1
630 - Agriculture & related technologies
1
800 - Literature & rhetoric
1