Classification
000 - Computer science, information & general works
11
100 - Philosophy & psychology
3
140 - Specific philosophical schools
6
300 - Social sciences
4
320 - Political science
1
330 - Economics
3
333 - Economics of land & energy
13
340 - Law
1
363 - Other social problems & services
10
370 - Education
4
380 - Commerce, communications & transportation
10
400 - Language
1
410 - Linguistics
1
414 - Phonology & phonetics
4
500 - Natural sciences & mathematics
519 - Probabilities & applied mathematics
1
530 - Physics
1
540 - Chemistry & allied sciences
5
551 - Geology, hydrology & meteorology
7
576 - Genetics & evolution
7
580 - Plants (Botany)
7
581 - Specific topics in natural history
3
600 - Technology
18
610 - Medicine & health
612 - Human physiology
4
620 - Engineering & allied operations
26
630 - Agriculture & related technologies
3
657 - Accounting
2
700 - The arts; fine & decorative arts
15
720 - Architecture
2
800 - Literature & rhetoric
2
900 - History & geography
10