Classification
000 - Computer science, information & general works
503
001 - Knowledge
4,065
002 - The book
1
003 - Systems
78
004 - Data processing & computer science
1,900
005 - Computer programming, programs & data
1,797
006 - Special computer methods
1,045
011 - Bibliographies
3
016 - Bibliographies of works on specific subjects
3
020 - Library & information sciences
6
025 - Library operations
149
026 - Libraries for specific subjects
1
027 - General libraries
1
028 - Reading & use of other information media
1
030 - General encyclopedic works
4
040 - [Unassigned]
1
052 - Serials in English
1
070 - News media, journalism & publishing
5
091 - Manuscripts
2
100 - Philosophy & psychology
298
109 - Historical & collected persons treatment
1
110 - Metaphysics
5
111 - Ontology
2
113 - Cosmology
5
120 - Epistemology, causation & humankind
145
121 - Epistemology
4
126 - The self
2
128 - Humankind
32
130 - Parapsychology & occultism
2
133 - Specific topics in parapsychology & occultism
1
138 - Physiognomy
1
140 - Specific philosophical schools
2,853
142 - Critical philosophy
3
144 - Humanism & related systems
6
150 - Psychology
135
152 - Perception, movement, emotions & drives
10
153 - Mental processes & intelligence
59
155 - Differential & developmental psychology
39
156 - Comparative psychology
3
158 - Applied psychology
241
160 - Logic
9
170 - Ethics
227
171 - Ethical systems
3
172 - Political ethics
5
174 - Occupational ethics
58
175 - Ethics of recreation & leisure
1
176 - Ethics of sex & reproduction
10
179 - Other ethical norms
7
180 - Ancient, medieval & eastern philosophy
1
190 - Modern western philosophy
1
more ...