Classification
610 - Medicine & health
134
330 - Economics
104
700 - The arts; fine & decorative arts
97
333 - Economics of land & energy
92
600 - Technology
83
363 - Other social problems & services
77
000 - Computer science, information & general works
73
620 - Engineering & allied operations
56
140 - Specific philosophical schools
55
900 - History & geography
53
306 - Culture & institutions
49
320 - Political science
46
380 - Commerce, communications & transportation
46
370 - Education
44
100 - Philosophy & psychology
39
820 - English & Old English literatures
33
658 - General management
28
340 - Law
25
500 - Natural sciences & mathematics
24
580 - Plants (Botany)
24
551 - Geology, hydrology & meteorology
23
300 - Social sciences
19
170 - Ethics
13
304 - Factors affecting social behavior
13
576 - Genetics & evolution
13
158 - Applied psychology
11
361 - Social problems & social welfare in general
11
581 - Specific topics in natural history
11
720 - Architecture
11
530 - Physics
10
780 - Music
9
200 - Religion
8
301 - Sociology & anthropology
8
331 - Labor economics
8
362 - Social welfare problems & services
8
540 - Chemistry & allied sciences
8
650 - Management & auxiliary services
8
800 - Literature & rhetoric
8
305 - Social groups
7
612 - Human physiology
7
630 - Agriculture & related technologies
7
155 - Differential & developmental psychology
6
338 - Production
6
613 - Personal health & safety
6
622 - Mining & related operations
6
150 - Psychology
5
280 - Christian denominations & sects
5
400 - Language
4
302 - Social interaction
3
360 - Social problems & services; associations
3
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