Classification
414 - Phonology & phonetics
576 - Genetics & evolution
600 - Technology
620 - Engineering & allied operations
7
700 - The arts; fine & decorative arts
900 - History & geography
333 - Economics of land & energy
3
340 - Law
3
363 - Other social problems & services
3
580 - Plants (Botany)
3
530 - Physics
1
610 - Medicine & health
1