Classification
000 - Computer science, information & general works
2
140 - Specific philosophical schools
380 - Commerce, communications & transportation
2
580 - Plants (Botany)
2
700 - The arts; fine & decorative arts
2
333 - Economics of land & energy
1
363 - Other social problems & services
1
414 - Phonology & phonetics
1
600 - Technology
1
612 - Human physiology
1
620 - Engineering & allied operations
1