See also: the list of Library of Congress Classifications
Class 000 – Computer science, information & general works
000 Computer science, knowledge & systems
010 Bibliographies
020 Library & information sciences
030 Encyclopedias & books of facts
040 Unassigned (formerly Biographies)
050 Magazines, journals & serials
060 Associations, organizations & museums
070 News media, journalism & publishing
080 Quotations
090 Manuscripts & rare books
Class 100 – Philosophy & psychology
100 Philosophy
110 Metaphysics
120 Epistemology
130 Parapsychology & occultism
140 Philosophical schools of thought
150 Psychology
160 Philosophical logic
170 Ethics
180 Ancient, medieval, & Eastern philosophy
190 Modern Western philosophy (19th-century, 20th-century)
Class 200 – Religion
200 Religion
210 Philosophy & theory of religion
220 The Bible
230 Christianity
240 Christian practice & observance
250 Chris
