Classification
000 - Computer science, information & general works
300 - Social sciences
700 - The arts; fine & decorative arts
720 - Architecture
320 - Political science
2
600 - Technology
2
620 - Engineering & allied operations
2
630 - Agriculture & related technologies
2
900 - History & geography
2
100 - Philosophy & psychology
1
330 - Economics
1
333 - Economics of land & energy
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
530 - Physics
1
580 - Plants (Botany)
1
770 - Photography, photographs & computer art
1
780 - Music
1