Classification
000 - Computer science, information & general works
8
100 - Philosophy & psychology
120 - Epistemology, causation & humankind
140 - Specific philosophical schools
8
160 - Logic
3
170 - Ethics
14
200 - Religion
10
300 - Social sciences
11
301 - Sociology & anthropology
2
320 - Political science
12
330 - Economics
1
333 - Economics of land & energy
4
340 - Law
4
363 - Other social problems & services
3
370 - Education
5
380 - Commerce, communications & transportation
2
400 - Language
5
410 - Linguistics
1
500 - Natural sciences & mathematics
9
520 - Astronomy & allied sciences
2
530 - Physics
10
576 - Genetics & evolution
2
580 - Plants (Botany)
2
581 - Specific topics in natural history
3
600 - Technology
9
610 - Medicine & health
3
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
15
720 - Architecture
1
770 - Photography, photographs & computer art
1
800 - Literature & rhetoric
4
900 - History & geography
17
920 - Biography, genealogy & insignia
1