Classification
900 - History & geography
502
320 - Political science
400
340 - Law
245
300 - Social sciences
172
330 - Economics
140
700 - The arts; fine & decorative arts
139
370 - Education
85
943 - Central Europe; Germany
65
800 - Literature & rhetoric
61
100 - Philosophy & psychology
58
200 - Religion
51
346 - Private law
44
304 - Factors affecting social behavior
37
610 - Medicine & health
31
400 - Language
27
140 - Specific philosophical schools
26
940 - History of Europe
23
305 - Social groups
22
333 - Economics of land & energy
22
576 - Genetics & evolution
21
830 - Literatures of Germanic languages
21
361 - Social problems & social welfare in general
18
780 - Music
17
363 - Other social problems & services
15
327 - International relations
14
380 - Commerce, communications & transportation
12
410 - Linguistics
12
297 - Islam, Babism & Bahai Faith
11
338 - Production
11
000 - Computer science, information & general works
10
261 - Social theology
10
322 - Relation of state to organized groups
10
170 - Ethics
9
301 - Sociology & anthropology
9
364 - Criminology
9
500 - Natural sciences & mathematics
9
296 - Judaism
8
331 - Labor economics
8
791 - Public performances
8
342 - Constitutional & administrative law
7
016 - Bibliographies of works on specific subjects
6
284 - Protestants of Continental origin
6
324 - The political process
6
344 - Labor, social, education & cultural law
6
274 - History of Christianity in Europe
5
303 - Social processes
5
343 - Military, tax, trade & industrial law
5
355 - Military science
5
600 - Technology
5
657 - Accounting
5
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