Classification
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520 - Astronomy & allied sciences
8
540 - Chemistry & allied sciences
8
809 - History, description & criticism
8
901 - Philosophy & theory
8
920 - Biography, genealogy & insignia
8
891 - East Indo-European & Celtic literatures
7
128 - Humankind
6
943 - Central Europe; Germany
6
194 - Philosophy of France
5
360 - Social problems & services; associations
5
398 - Folklore
5
150 - Psychology
4
302 - Social interaction
4
362 - Social welfare problems & services
4
615 - Pharmacology & therapeutics
4
830 - Literatures of Germanic languages
4
123 - Determinism & indeterminism
3
306 - Culture & institutions
3
701 - Philosophy of fine & decorative arts
3
801 - Philosophy & theory
3
831 - German poetry
3
880 - Hellenic literatures; classical Greek
3
907 - Education, research & related topics
3
001 - Knowledge
2
110 - Metaphysics
2
121 - Epistemology
2
126 - The self
2
154 - Subconscious & altered states
2
184 - Platonic philosophy
2
230 - Christianity & Christian theology
2
233 - Humankind
2
303 - Social processes
2
305 - Social groups
2
401 - Philosophy & theory
2
590 - Animals (Zoology)
2
838 - German miscellaneous writings
2
003 - Systems
1
102 - Miscellany
1
105 - Serial publications
1
109 - Historical & collected persons treatment
1
113 - Cosmology
1
114 - Space
1
115 - Time
1
141 - Idealism & related systems
1
142 - Critical philosophy
1
149 - Other philosophical systems
1
152 - Perception, movement, emotions & drives
1
153 - Mental processes & intelligence
1
171 - Ethical systems
1
180 - Ancient, medieval & eastern philosophy
1
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