The Dewey Decimal Classification (DDC) system is a general knowledge organization tool that is continuously revised to keep pace with knowledge. The system was conceived by Melvil Dewey in 1873 and first published in 1876.

DDC 23 Summaries History and Current Use The Dewey Decimal Classification (DDC) system is a general knowledge organization tool that is continuously revised to keep pace with knowledge. The system was conceived by Melvil Dewey in 1873 and …

The main structure of the DDC is presented in three summaries (outlines) of the Dewey Decimal Classification. The summaries give Dewey numbers and their accompanying captions. The captions have been edited to make browsing easier, and so may not match the complete heading found in the DDC classification schedules.

Dewey Decimal Classification, and licenses the system for a variety of uses. The DDC is the most widely used classification system in the world. Libraries in more than 140 countries use the DDC to organize and provide access to their collections, and DDC numbers are featured in the national bibliographies of more than 60 countries.

Materials were reclassified from a custom classification system derived from those developed by Lois Belfield Watt in 1962 and Harlan Johnson in 1973, to the Dewey Decimal Classification. While the original system had the advantage of browsability for patrons who were familiar with it, its unusual nature made training patrons and staff challenging.

The DDC is a general practical classification tool to classify all kinds of documents on any subjects in all types of libraries. It divides the entire universe of knowledge into ten

A Summary of the Dewey Decimal Classification (DDC 23) 000 Computer science, knowledge & systems 010 Bibliographies 020 Library & information sciences 030 Encyclopedias & books of facts 040 [Unassigned] 050 Magazines, journals & serials 060 Associations, organizations & museums 070 News media, journalism & publishing ...

Are you familiar with the DDC schedules? Structure of Dewey— Summaries First summary—The ten main classes Second summary—The hundred divisions (the ten main classes divided into ten branches) Third summary—The thousand sections (the ten divisions divided into ten branches) 9 …

The Dewey Decimal Classification (DDC) system is the world's most widely used library classification system. It is built on sound principles that make it ideal as a general knowledge organization tool. At the broadest level, the DDC is divided into ten main classes, which together cover the entire world of knowledge.

The main structure of the DDC is presented in the DDC Summaries following the introduction. DDC22 provides three summaries, showing successively the 10 main classes (first summary), the 100 divisions (second summary), and the 1,000 sections (third summary) of the basic scheme.