100	Philosophy & psychology
101	Theory of philosophy
102	Miscellany of philosophy
103	Dictionaries of philosophy
104	Not assigned or no longer used
105	Serial publications of philosophy
106	Organizations of philosophy
107	Education, research in philosophy
108	Kinds of persons in philosophy
109	Historical treatment of philosophy
110	Metaphysics
111	Ontology
112	Not assigned or no longer used
113	Cosmology (Philosophy of nature)
114	Space
115	Time
116	Change
117	Structure
118	Force & Energy
119	Number & quantity
120	Epistemology, causation, humankind
121	Epistemology (Theory of knowledge)
122	Causation
123	Determinism & indeterminism
124	Teleology
125	Not assigned or no longer used
126	The self
127	The unconscious & the subconscious
128	Humankind
129	Origin & destiny of individual souls
130	Paranormal phenomena
131	Occult methods for achieving well-being
132	Not assigned or no longer used
133	Parapsychology & occultism
134	Not assigned or no longer used
135	Dreams & mysteries
136	Not assigned or no longer used
137	Divinatory graphology
138	Physiognomy
139	Phrenology
140	Specific philosophical schools
141	Idealism & related systems
142	Critical philosophy
143	Intuitionism &Bergsonism
144	Humanism & related systems
145	Sensationalism
146	Naturalism & related systems
147	Pantheism & related systems
148	Liberalism, eclecticism, traditionalism
149	Other philosophical systems
150	Psychology
151	Not assigned or no longer used
152	Perception, movement, emotions, drives
153	Mental processes & intelligence
154	Subconscious & altered states
155	Differential & developmental psychology
156	Comparative psychology
157	Not assigned or no longer used
158	Applied psychology
159	Not assigned or no longer used
160	Logic
161	Induction
162	Deduction
163	Not assigned or no longer used
164	Not assigned or no longer used
165	Fallacies & sources of error
166	Syllogisms
167	Hypotheses
168	Argument & persuasion
169	Analogy
170	Ethics (Moral philosophy)
171	Systems & doctrines
172	Political ethics
173	Ethics of family relationships
174	Economic & professional ethics
175	Ethics of recreation & leisure
176	Ethics of sex & reproduction
177	Ethics of social relations
178	Ethics of consumption
179	Other ethical norms
180	Ancient, medieval, Oriental philosophy
181	Oriental philosophy
182	Pre-Socratic Greek philosophies
183	Sophistic & Socratic philosophies
184	Platonic philosophy
185	Aristotelian philosophy
186	Skeptic and Neoplatonic philosophies
187	Epicurean philosophy
188	Stoic philosophy
189	Medieval Western philosophy
190	Modern Western philosophy
191	Modern Western philosophy United States & Canada
192	Modern Western philosophy British Isles
193	Modern Western philosophy Germany & Austria
194	Modern Western philosophy France
195	Modern Western philosophy Italy
196	Modern Western philosophy Spain & Portugal
197	Modern Western philosophy Soviet Union
198	Modern Western philosophy Scandinavia
199	Modern Western philosophy Other geographical areas

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