Classification
001 - Knowledge
1
153 - Mental processes & intelligence
1
155 - Differential & developmental psychology
1
283 - Anglican churches
1
296 - Judaism
1
299 - Religions not provided for elsewhere
1
301 - Sociology & anthropology
189
303 - Social processes
2
304 - Factors affecting social behavior
3
305 - Social groups
25
306 - Culture & institutions
19
307 - Communities
1
320 - Political science
2
322 - Relation of state to organized groups
2
323 - Civil & political rights
1
330 - Economics
1
331 - Labor economics
2
333 - Economics of land & energy
2
338 - Production
2
362 - Social welfare problems & services
1
371 - Schools & their activities; special education
1
381 - Commerce
1
398 - Folklore
1
401 - Philosophy & theory
1
410 - Linguistics
1
551 - Geology, hydrology & meteorology
1
572 - Biochemistry
1
599 - Mammals
4
610 - Medicine & health
1
614 - Incidence & prevention of disease
1
615 - Pharmacology & therapeutics
1
618 - Gynecology, obstetrics, pediatrics & geriatrics
1
629 - Other branches of engineering
1
636 - Animal husbandry
1
701 - Philosophy of fine & decorative arts
1
781 - General principles & musical forms
1
784 - Instruments & instrumental ensembles
1
828 - English miscellaneous writings
1
917 - Geography of & travel in North America
1
932 - Egypt to 640
1
940 - History of Europe
4
958 - Central Asia
1
959 - Southeast Asia
1
970 - History of North America
2
971 - Canada
1
972 - Middle America; Mexico
4
974 - Northeastern United States
1
978 - Western United States
1
979 - Great Basin & Pacific Slope region
2