A general knowledge organization tool conceived by Melvil Dewey in 1873 and first published in 1876. At the broadest level, the Dewey Decimal Classification (DDC) is divided into ten main classes organized by disciplines or fields of study. Together these classes cover the entire world of knowledge. (See Dewey Decimal class number for class numbers and disciplines)
A classification system devised by Melvil Dewey in 1876 and still used widely today, particularly in public libraries. Outline: 000 Generalities 500 Pure sciences 100 Philosophy 600 Technology 200 Religion 700 The arts 300 Social sciences 800 Literature 400 Language 900 Geography and history
A method of cataloging books and other instructional materials into ten subject-related groups; used in most school libraries.