Classification
000 - Computer science, information & general works
700 - The arts; fine & decorative arts
194
333 - Economics of land & energy
163
363 - Other social problems & services
151
600 - Technology
132
330 - Economics
122
610 - Medicine & health
95
900 - History & geography
77
380 - Commerce, communications & transportation
76
620 - Engineering & allied operations
75
551 - Geology, hydrology & meteorology
62
580 - Plants (Botany)
62
140 - Specific philosophical schools
57
320 - Political science
46
370 - Education
39
630 - Agriculture & related technologies
38
576 - Genetics & evolution
34
540 - Chemistry & allied sciences
32
658 - General management
30
500 - Natural sciences & mathematics
28
720 - Architecture
22
530 - Physics
17
400 - Language
16
414 - Phonology & phonetics
15
581 - Specific topics in natural history
15
800 - Literature & rhetoric
13
100 - Philosophy & psychology
10
304 - Factors affecting social behavior
10
340 - Law
10
361 - Social problems & social welfare in general
9
612 - Human physiology
8
657 - Accounting
8
410 - Linguistics
6
170 - Ethics
5
550 - Earth sciences
4
780 - Music
3
120 - Epistemology, causation & humankind
2
300 - Social sciences
2
590 - Animals (Zoology)
2
650 - Management & auxiliary services
2
770 - Photography, photographs & computer art
2
160 - Logic
1
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
302 - Social interaction
1
364 - Criminology
1
615 - Pharmacology & therapeutics
1