Classification
530 - Physics
900 - History & geography
700 - The arts; fine & decorative arts
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
300 - Social sciences
1
301 - Sociology & anthropology
1
363 - Other social problems & services
1
370 - Education
1
380 - Commerce, communications & transportation
1
400 - Language
1
520 - Astronomy & allied sciences
1
576 - Genetics & evolution
1