Classification
610 - Medicine & health
333 - Economics of land & energy
3
140 - Specific philosophical schools
2
615 - Pharmacology & therapeutics
2
000 - Computer science, information & general works
1
320 - Political science
1
380 - Commerce, communications & transportation
1
540 - Chemistry & allied sciences
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
600 - Technology
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1