Classification
900 - History & geography
89
320 - Political science
39
340 - Law
29
700 - The arts; fine & decorative arts
18
300 - Social sciences
10
800 - Literature & rhetoric
9
200 - Religion
8
943 - Central Europe; Germany
8
100 - Philosophy & psychology
7
370 - Education
6
140 - Specific philosophical schools
3
261 - Social theology
3
330 - Economics
3
333 - Economics of land & energy
3
720 - Architecture
3
940 - History of Europe
3
000 - Computer science, information & general works
2
193 - Philosophy of Germany & Austria
2
284 - Protestants of Continental origin
2
296 - Judaism
2
344 - Labor, social, education & cultural law
2
410 - Linguistics
2
500 - Natural sciences & mathematics
2
600 - Technology
2
610 - Medicine & health
2
830 - Literatures of Germanic languages
2
001 - Knowledge
1
016 - Bibliographies of works on specific subjects
1
120 - Epistemology, causation & humankind
1
150 - Psychology
1
160 - Logic
1
170 - Ethics
1
179 - Other ethical norms
1
282 - Roman Catholic Church
1
304 - Factors affecting social behavior
1
305 - Social groups
1
322 - Relation of state to organized groups
1
324 - The political process
1
327 - International relations
1
338 - Production
1
342 - Constitutional & administrative law
1
346 - Private law
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
362 - Social welfare problems & services
1
400 - Language
1
576 - Genetics & evolution
1
630 - Agriculture & related technologies
1
770 - Photography, photographs & computer art
1
780 - Music
1
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