Classification
530 - Physics
580 - Plants (Botany)
700 - The arts; fine & decorative arts
000 - Computer science, information & general works
7
333 - Economics of land & energy
4
380 - Commerce, communications & transportation
4
600 - Technology
4
610 - Medicine & health
3
140 - Specific philosophical schools
2
540 - Chemistry & allied sciences
2
620 - Engineering & allied operations
2
900 - History & geography
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
170 - Ethics
1
200 - Religion
1
330 - Economics
1
340 - Law
1
363 - Other social problems & services
1
414 - Phonology & phonetics
1
576 - Genetics & evolution
1
658 - General management
1
720 - Architecture
1