Classification
000 - Computer science, information & general works
414 - Phonology & phonetics
580 - Plants (Botany)
3
590 - Animals (Zoology)
3
333 - Economics of land & energy
2
540 - Chemistry & allied sciences
2
610 - Medicine & health
2
700 - The arts; fine & decorative arts
2
361 - Social problems & social welfare in general
1
380 - Commerce, communications & transportation
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
612 - Human physiology
1
658 - General management
1