Classification
362 - Social welfare problems & services
10
305 - Social groups
8
306 - Culture & institutions
7
616 - Diseases
7
303 - Social processes
6
355 - Military science
6
808 - Rhetoric & collections of literature
6
201 - Religious mythology & social theology
5
302 - Social interaction
5
320 - Political science
5
327 - International relations
5
371 - Schools & their activities; special education
4
378 - Higher education
4
297 - Islam, Babism & Bahai Faith
3
299 - Religions not provided for elsewhere
3
338 - Production
3
384 - Communications; telecommunication
3
791 - Public performances
3
920 - Biography, genealogy & insignia
3
001 - Knowledge
2
079 - Newspapers in other geographic areas
2
133 - Specific topics in parapsychology & occultism
2
186 - Skeptic & Neoplatonic philosophies
2
289 - Other denominations & sects
2
296 - Judaism
2
324 - The political process
2
330 - Economics
2
331 - Labor economics
2
346 - Private law
2
358 - Air & other specialized forces
2
370 - Education
2
499 - Austronesian & other languages
2
615 - Pharmacology & therapeutics
2
780 - Music
2
782 - Vocal music
2
794 - Indoor games of skill
2
796 - Athletic & outdoor sports & games
2
809 - History, description & criticism
2
811 - American poetry in English
2
813 - American fiction in English
2
818 - American miscellaneous writings
2
923 - (Optional number)
2
004 - Data processing & computer science
1
005 - Computer programming, programs & data
1
020 - Library & information sciences
1
028 - Reading & use of other information media
1
070 - News media, journalism & publishing
1
110 - Metaphysics
1
123 - Determinism & indeterminism
1
126 - The self
1
more ...