Classification
363 - Other social problems & services
700 - The arts; fine & decorative arts
600 - Technology
35
333 - Economics of land & energy
31
610 - Medicine & health
30
000 - Computer science, information & general works
25
140 - Specific philosophical schools
25
900 - History & geography
25
330 - Economics
22
380 - Commerce, communications & transportation
21
620 - Engineering & allied operations
19
320 - Political science
15
370 - Education
11
580 - Plants (Botany)
10
581 - Specific topics in natural history
9
414 - Phonology & phonetics
7
576 - Genetics & evolution
7
301 - Sociology & anthropology
6
540 - Chemistry & allied sciences
5
100 - Philosophy & psychology
4
200 - Religion
4
304 - Factors affecting social behavior
4
340 - Law
4
551 - Geology, hydrology & meteorology
4
630 - Agriculture & related technologies
4
170 - Ethics
3
361 - Social problems & social welfare in general
3
400 - Language
3
500 - Natural sciences & mathematics
3
530 - Physics
3
800 - Literature & rhetoric
3
612 - Human physiology
2
615 - Pharmacology & therapeutics
2
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
350 - Public administration & military science
1
550 - Earth sciences
1
590 - Animals (Zoology)
1
658 - General management
1
720 - Architecture
1
780 - Music
1
791 - Public performances
1