Classification
000 - Computer science, information & general works
102
610 - Medicine & health
88
700 - The arts; fine & decorative arts
77
900 - History & geography
77
363 - Other social problems & services
74
333 - Economics of land & energy
66
330 - Economics
64
551 - Geology, hydrology & meteorology
49
580 - Plants (Botany)
47
140 - Specific philosophical schools
41
320 - Political science
41
380 - Commerce, communications & transportation
40
600 - Technology
34
620 - Engineering & allied operations
31
581 - Specific topics in natural history
24
630 - Agriculture & related technologies
23
370 - Education
15
414 - Phonology & phonetics
14
720 - Architecture
14
800 - Literature & rhetoric
12
200 - Religion
11
300 - Social sciences
11
576 - Genetics & evolution
11
297 - Islam, Babism & Bahai Faith
9
304 - Factors affecting social behavior
9
400 - Language
9
540 - Chemistry & allied sciences
9
500 - Natural sciences & mathematics
7
301 - Sociology & anthropology
6
340 - Law
6
520 - Astronomy & allied sciences
6
658 - General management
6
615 - Pharmacology & therapeutics
5
100 - Philosophy & psychology
4
306 - Culture & institutions
4
338 - Production
4
612 - Human physiology
4
930 - History of ancient world to ca. 499
4
940 - History of Europe
4
170 - Ethics
3
410 - Linguistics
3
590 - Animals (Zoology)
3
820 - English & Old English literatures
3
909 - World history
3
530 - Physics
2
770 - Photography, photographs & computer art
2
780 - Music
2
880 - Hellenic literatures; classical Greek
2
938 - Greece to 323
2
203 - Public worship & other practices
1
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