Classification
363 - Other social problems & services
700 - The arts; fine & decorative arts
44
600 - Technology
43
330 - Economics
41
000 - Computer science, information & general works
37
333 - Economics of land & energy
36
620 - Engineering & allied operations
35
900 - History & geography
31
380 - Commerce, communications & transportation
23
551 - Geology, hydrology & meteorology
21
320 - Political science
19
610 - Medicine & health
16
140 - Specific philosophical schools
14
500 - Natural sciences & mathematics
13
576 - Genetics & evolution
13
658 - General management
9
580 - Plants (Botany)
7
630 - Agriculture & related technologies
7
340 - Law
6
370 - Education
6
410 - Linguistics
5
581 - Specific topics in natural history
5
720 - Architecture
5
800 - Literature & rhetoric
4
100 - Philosophy & psychology
3
304 - Factors affecting social behavior
3
400 - Language
3
200 - Religion
2
414 - Phonology & phonetics
2
530 - Physics
2
540 - Chemistry & allied sciences
2
297 - Islam, Babism & Bahai Faith
1
360 - Social problems & services; associations
1
657 - Accounting
1