Classification
500 - Natural sciences & mathematics
530 - Physics
5
333 - Economics of land & energy
4
000 - Computer science, information & general works
3
700 - The arts; fine & decorative arts
3
576 - Genetics & evolution
2
410 - Linguistics
1
540 - Chemistry & allied sciences
1
600 - Technology
1
612 - Human physiology
1
620 - Engineering & allied operations
1