Classification
720 - Architecture
700 - The arts; fine & decorative arts
28
363 - Other social problems & services
17
900 - History & geography
16
300 - Social sciences
12
333 - Economics of land & energy
10
140 - Specific philosophical schools
9
600 - Technology
8
320 - Political science
7
581 - Specific topics in natural history
6
301 - Sociology & anthropology
5
330 - Economics
5
620 - Engineering & allied operations
5
800 - Literature & rhetoric
5
200 - Religion
4
297 - Islam, Babism & Bahai Faith
4
380 - Commerce, communications & transportation
4
000 - Computer science, information & general works
3
370 - Education
3
610 - Medicine & health
3
400 - Language
2
551 - Geology, hydrology & meteorology
2
580 - Plants (Botany)
2
630 - Agriculture & related technologies
2
745 - Decorative arts
2
770 - Photography, photographs & computer art
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
304 - Factors affecting social behavior
1
340 - Law
1
500 - Natural sciences & mathematics
1
741 - Drawing & drawings
1
780 - Music
1
994 - Australia
1