Classification
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800 - Literature & rhetoric
5
200 - Religion
4
270 - History of Christianity & Christian church
4
304 - Factors affecting social behavior
4
337 - International economics
4
368 - Insurance
4
519 - Probabilities & applied mathematics
4
530 - Physics
4
576 - Genetics & evolution
4
640 - Home & family management
4
153 - Mental processes & intelligence
3
158 - Applied psychology
3
230 - Christianity & Christian theology
3
301 - Sociology & anthropology
3
321 - Systems of governments & states
3
351 - Public administration
3
400 - Language
3
510 - Mathematics
3
580 - Plants (Botany)
3
001 - Knowledge
2
344 - Labor, social, education & cultural law
2
362 - Social welfare problems & services
2
379 - Public policy issues in education
2
540 - Chemistry & allied sciences
2
581 - Specific topics in natural history
2
680 - Manufacture for specific uses
2
920 - Biography, genealogy & insignia
2
003 - Systems
1
010 - Bibliography
1
011 - Bibliographies
1
120 - Epistemology, causation & humankind
1
130 - Parapsychology & occultism
1
210 - Philosophy & theory of religion
1
290 - Other religions
1
297 - Islam, Babism & Bahai Faith
1
303 - Social processes
1
306 - Culture & institutions
1
324 - The political process
1
326 - Slavery & emancipation
1
328 - The legislative process
1
342 - Constitutional & administrative law
1
355 - Military science
1
371 - Schools & their activities; special education
1
373 - Secondary education
1
382 - International commerce
1
384 - Communications; telecommunication
1
414 - Phonology & phonetics
1
613 - Personal health & safety
1
614 - Incidence & prevention of disease
1
621 - Applied physics
1
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