301 - Sociology & anthropology 203
309 - [Unassigned] 84
942 - England & Wales 56
944 - France & Monaco 44
910 - Geography & travel 34
330 - Economics 16
973 - United States 16
909 - World history 15
947 - Eastern Europe; Russia 13
913 - Geography of & travel in ancient world 12
943 - Central Europe; Germany 12
320 - Political science 11
323 - Civil & political rights 10
338 - Production 10
914 - Geography of & travel in Europe 9
954 - South Asia; India 9
300 - Social sciences 8
322 - Relation of state to organized groups 8
940 - History of Europe 8
711 - Area planning 6
970 - History of North America 6
331 - Labor economics 5
333 - Economics of land & energy 5
911 - Historical geography 5
941 - British Isles 5
900 - History & geography 4
901 - Philosophy & theory 4
937 - Italy & adjacent territories to 476 4
952 - Japan 4
959 - Southeast Asia 4
968 - Southern Africa; Republic of South Africa 4
329 - [Unassigned] 3
352 - General considerations of public administration 3
572 - Biochemistry 3
907 - Education, research & related topics 3
915 - Geography of & travel in Asia 3
919 - Geography of & travel in other areas 3
938 - Greece to 323 3
951 - China & adjacent areas 3
971 - Canada 3
974 - Northeastern United States 3
150 - Psychology 2
192 - Philosophy of British Isles 2
299 - Religions not provided for elsewhere 2
321 - Systems of governments & states 2
325 - International migration & colonization 2
335 - Socialism & related systems 2
354 - Administration of economy & environment 2
363 - Other social problems & services 2
398 - Folklore 2
936 - Europe north & west of Italy to ca. 499 2
945 - Italian Peninsula & adjacent islands 2
956 - Middle East (Near East) 2
993 - New Zealand 2
996 - Other parts of Pacific; Polynesia 2
073 - Newspapers in central Europe; in Germany 1
128 - Humankind 1
152 - Perception, movement, emotions & drives 1
154 - Subconscious & altered states 1
155 - Differential & developmental psychology 1
184 - Platonic philosophy 1
190 - Modern western philosophy 1
200 - Religion 1
294 - Religions of Indic origin 1
297 - Islam, Babism & Bahai Faith 1
303 - Social processes 1
304 - Factors affecting social behavior 1
306 - Culture & institutions 1
361 - Social problems & social welfare in general 1
362 - Social welfare problems & services 1
366 - Associations 1
373 - Secondary education 1
375 - Curricula 1
394 - General customs 1
509 - Historical, geographic & persons treatment 1
700 - The arts; fine & decorative arts 1
709 - Historical, geographic & persons treatment 1
759 - Historical, geographic & persons treatment 1
791 - Public performances 1
796 - Athletic & outdoor sports & games 1
800 - Literature & rhetoric 1
809 - History, description & criticism 1
820 - English & Old English literatures 1
828 - English miscellaneous writings 1
843 - French fiction 1
916 - Geography of & travel in Africa 1
932 - Egypt to 640 1
934 - India to 647 1
949 - Other parts of Europe 1
953 - Arabian Peninsula & adjacent areas 1
967 - Central Africa & offshore islands 1
975 - Southeastern United States 1
976 - South central United States 1
978 - Western United States 1
979 - Great Basin & Pacific Slope region 1
985 - Peru 1