Classification
330 - Economics
3,016
320 - Political science
2,795
900 - History & geography
2,336
820 - English & Old English literatures
2,120
340 - Law
1,660
940 - History of Europe
1,234
658 - General management
1,151
300 - Social sciences
1,033
327 - International relations
535
700 - The arts; fine & decorative arts
450
620 - Engineering & allied operations
415
306 - Culture & institutions
374
610 - Medicine & health
355
301 - Sociology & anthropology
354
650 - Management & auxiliary services
340
621 - Applied physics
322
616 - Diseases
303
338 - Production
277
333 - Economics of land & energy
272
800 - Literature & rhetoric
255
355 - Military science
251
200 - Religion
235
370 - Education
233
304 - Factors affecting social behavior
232
005 - Computer programming, programs & data
230
341 - Law of nations
224
100 - Philosophy & psychology
214
350 - Public administration & military science
197
332 - Financial economics
194
302 - Social interaction
192
500 - Natural sciences & mathematics
191
510 - Mathematics
189
305 - Social groups
186
363 - Other social problems & services
185
530 - Physics
167
629 - Other branches of engineering
160
380 - Commerce, communications & transportation
157
780 - Music
157
004 - Data processing & computer science
156
140 - Specific philosophical schools
156
303 - Social processes
139
576 - Genetics & evolution
128
970 - History of North America
128
657 - Accounting
120
000 - Computer science, information & general works
117
600 - Technology
115
001 - Knowledge
113
150 - Psychology
112
250 - Christian orders & local church
103
331 - Labor economics
100
more ...