Main Categories List
- 100 Philosophy & psychology
- 101 Theory of philosophy
- 102 Miscellany of philosophy
- 103 Dictionaries of philosophy
- 104
- 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
- 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
- 133 Parapsychology & occultism
- 134
- 135 Dream?s & mysteries
- 136
- 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
- 152 Perception?, movement?, emotion?s, drives
- 153 [Mental process]?es & intelligence
- 154 Subconscious? & altered states
- 155 Differential? & [developmental psychology]?
- 156 [Comparative psychology]?
- 157
- 158 [Applied psychology]?
- 159
- 160 Logic
- 161 Induction
- 162 Deduction
- 163
- 164
- 165 Fallacies & sources of error
- 166 Syllogism?s
- 167 Hypotheses
- 168 Argument & persuasion
- 169 Analogy?
- 170 Ethics ([Moral philosophy]?)
- 171 Systems? & doctrines?
- 172 [Political ethics]?
- 173 [Ethics of family relationships]?
- 174 [Economic and professional ethics]?
- 175 [Ethics of recreation and leisure]?
- 176 [Ethics of sex and 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