Classification
700 - The arts; fine & decorative arts
3
800 - Literature & rhetoric
900 - History & geography
333 - Economics of land & energy
2
363 - Other social problems & services
2
600 - Technology
2
620 - Engineering & allied operations
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
320 - Political science
1
330 - Economics
1
340 - Law
1
380 - Commerce, communications & transportation
1
414 - Phonology & phonetics
1
500 - Natural sciences & mathematics
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
610 - Medicine & health
1
720 - Architecture
1
791 - Public performances
1