Classification
700 - The arts; fine & decorative arts
720 - Architecture
770 - Photography, photographs & computer art
900 - History & geography
6
100 - Philosophy & psychology
3
300 - Social sciences
3
330 - Economics
3
780 - Music
3
320 - Political science
2
530 - Physics
2
600 - Technology
2
410 - Linguistics
1
620 - Engineering & allied operations
1
800 - Literature & rhetoric
1