Classification
615 - Pharmacology & therapeutics
610 - Medicine & health
19
700 - The arts; fine & decorative arts
12
140 - Specific philosophical schools
7
540 - Chemistry & allied sciences
5
580 - Plants (Botany)
5
000 - Computer science, information & general works
4
333 - Economics of land & energy
4
612 - Human physiology
3
363 - Other social problems & services
2
380 - Commerce, communications & transportation
2
500 - Natural sciences & mathematics
2
600 - Technology
2
100 - Philosophy & psychology
1
320 - Political science
1
370 - Education
1
414 - Phonology & phonetics
1
620 - Engineering & allied operations
1
800 - Literature & rhetoric
1
900 - History & geography
1