Classification
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338 - Production
2
339 - Macroeconomics & related topics
2
371 - Schools & their activities; special education
2
500 - Natural sciences & mathematics
2
503 - Dictionaries & encyclopedias
2
521 - Celestial mechanics
2
535 - Light & infrared & ultraviolet phenomena
2
548 - Crystallography
2
616 - Diseases
2
808 - Rhetoric & collections of literature
2
025 - Library operations
1
109 - Historical & collected persons treatment
1
122 - Causation
1
123 - Determinism & indeterminism
1
161 - Induction
1
171 - Ethical systems
1
194 - Philosophy of France
1
304 - Factors affecting social behavior
1
307 - Communities
1
315 - General statistics of Asia
1
321 - Systems of governments & states
1
324 - The political process
1
340 - Law
1
343 - Military, tax, trade & industrial law
1
352 - General considerations of public administration
1
370 - Education
1
378 - Higher education
1
384 - Communications; telecommunication
1
401 - Philosophy & theory
1
415 - Grammar
1
508 - Natural history
1
509 - Historical, geographic & persons treatment
1
526 - Mathematical geography
1
533 - Gas mechanics
1
542 - Techniques, equipment & materials
1
543 - Analytical chemistry
1
546 - Inorganic chemistry
1
553 - Economic geology
1
571 - Physiology & related subjects
1
574 - [Unassigned]
1
578 - Natural history of organisms
1
610 - Medicine & health
1
615 - Pharmacology & therapeutics
1
623 - Military & nautical engineering
1
634 - Orchards, fruits & forestry
1
677 - Textiles
1
736 - Carving & carvings
1
780 - Music
1
880 - Hellenic literatures; classical Greek
1
938 - Greece to 323
1