Classification
330 - Economics
444
320 - Political science
304
610 - Medicine & health
60
900 - History & geography
53
304 - Factors affecting social behavior
51
333 - Economics of land & energy
49
820 - English & Old English literatures
47
340 - Law
42
370 - Education
41
300 - Social sciences
25
700 - The arts; fine & decorative arts
22
940 - History of Europe
18
363 - Other social problems & services
14
630 - Agriculture & related technologies
14
576 - Genetics & evolution
12
800 - Literature & rhetoric
12
336 - Public finance
10
380 - Commerce, communications & transportation
9
100 - Philosophy & psychology
6
200 - Religion
5
600 - Technology
5
000 - Computer science, information & general works
4
140 - Specific philosophical schools
4
240 - Christian moral & devotional theology
4
301 - Sociology & anthropology
4
350 - Public administration & military science
3
400 - Language
3
949 - Other parts of Europe
3
160 - Logic
2
305 - Social groups
2
361 - Social problems & social welfare in general
2
551 - Geology, hydrology & meteorology
2
015 - Bibliographies of works from specific places
1
070 - News media, journalism & publishing
1
264 - Public worship
1
302 - Social interaction
1
306 - Culture & institutions
1
324 - The political process
1
331 - Labor economics
1
338 - Production
1
344 - Labor, social, education & cultural law
1
347 - Civil procedure & courts
1
360 - Social problems & services; associations
1
382 - International commerce
1
410 - Linguistics
1
414 - Phonology & phonetics
1
581 - Specific topics in natural history
1
620 - Engineering & allied operations
1
701 - Philosophy of fine & decorative arts
1
747 - Interior decoration
1
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