Classification
700 - The arts; fine & decorative arts
610 - Medicine & health
9
100 - Philosophy & psychology
6
333 - Economics of land & energy
5
140 - Specific philosophical schools
4
612 - Human physiology
3
370 - Education
2
600 - Technology
2
410 - Linguistics
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
780 - Music
1
900 - History & geography
1