Classification
341 - Law of nations
11
331 - Labor economics
5
327 - International relations
4
355 - Military science
4
943 - Central Europe; Germany
4
306 - Culture & institutions
3
332 - Financial economics
3
338 - Production
3
342 - Constitutional & administrative law
3
304 - Factors affecting social behavior
2
325 - International migration & colonization
2
330 - Economics
2
333 - Economics of land & energy
2
343 - Military, tax, trade & industrial law
2
344 - Labor, social, education & cultural law
2
363 - Other social problems & services
2
374 - Adult education
2
940 - History of Europe
2
193 - Philosophy of Germany & Austria
1
200 - Religion
1
300 - Social sciences
1
302 - Social interaction
1
305 - Social groups
1
320 - Political science
1
321 - Systems of governments & states
1
322 - Relation of state to organized groups
1
337 - International economics
1
340 - Law
1
346 - Private law
1
349 - Law of specific jurisdictions & areas
1
361 - Social problems & social welfare in general
1
362 - Social welfare problems & services
1
380 - Commerce, communications & transportation
1
382 - International commerce
1
388 - Transportation; ground transportation
1
704 - Special topics in fine & decorative arts
1
709 - Historical, geographic & persons treatment
1
741 - Drawing & drawings
1
770 - Photography, photographs & computer art
1
909 - World history
1
956 - Middle East (Near East)
1
974 - Northeastern United States
1