Classification
330 - Economics
28
320 - Political science
26
900 - History & geography
10
700 - The arts; fine & decorative arts
9
333 - Economics of land & energy
8
600 - Technology
7
620 - Engineering & allied operations
7
740 - Drawing & decorative arts
6
140 - Specific philosophical schools
5
000 - Computer science, information & general works
4
301 - Sociology & anthropology
4
340 - Law
4
670 - Manufacturing
4
240 - Christian moral & devotional theology
3
363 - Other social problems & services
3
200 - Religion
2
380 - Commerce, communications & transportation
2
530 - Physics
2
677 - Textiles
2
720 - Architecture
2
940 - History of Europe
2
300 - Social sciences
1
414 - Phonology & phonetics
1
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
580 - Plants (Botany)
1
612 - Human physiology
1
660 - Chemical engineering
1
745 - Decorative arts
1
746 - Textile arts
1
780 - Music
1
800 - Literature & rhetoric
1