Classification
363 - Other social problems & services
700 - The arts; fine & decorative arts
900 - History & geography
600 - Technology
29
620 - Engineering & allied operations
24
333 - Economics of land & energy
21
380 - Commerce, communications & transportation
19
140 - Specific philosophical schools
17
330 - Economics
17
000 - Computer science, information & general works
15
320 - Political science
13
720 - Architecture
12
576 - Genetics & evolution
10
370 - Education
9
800 - Literature & rhetoric
9
610 - Medicine & health
8
551 - Geology, hydrology & meteorology
7
340 - Law
6
170 - Ethics
5
300 - Social sciences
5
301 - Sociology & anthropology
5
581 - Specific topics in natural history
5
200 - Religion
4
400 - Language
4
500 - Natural sciences & mathematics
4
580 - Plants (Botany)
4
100 - Philosophy & psychology
3
630 - Agriculture & related technologies
3
658 - General management
3
780 - Music
3
304 - Factors affecting social behavior
2
410 - Linguistics
2
530 - Physics
2
120 - Epistemology, causation & humankind
1
297 - Islam, Babism & Bahai Faith
1
361 - Social problems & social welfare in general
1
590 - Animals (Zoology)
1
650 - Management & auxiliary services
1
770 - Photography, photographs & computer art
1
791 - Public performances
1