Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
400 - Language
5
576 - Genetics & evolution
600 - Technology
3
340 - Law
2
363 - Other social problems & services
2
530 - Physics
2
551 - Geology, hydrology & meteorology
2
610 - Medicine & health
2
620 - Engineering & allied operations
2
900 - History & geography
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
170 - Ethics
1
330 - Economics
1
333 - Economics of land & energy
1
370 - Education
1
380 - Commerce, communications & transportation
1
500 - Natural sciences & mathematics
1
700 - The arts; fine & decorative arts
1