The ddc constantly updates to enable better discovery across any topic in multiple languages.
Dewey decimal system ceramics.
100 199 philosophy and psychology.
The dewey decimal classification ddc system is the world s most widely used way to organize library collections.
The 10 main groups are.
To learn more about what the parts of a book s call number mean take a look at how do i read a call number.
Because the ddc is easy to use you can increase the visibility of your materials quickly and efficiently.
Dewey decimal system a guide to call numbers.
The dewey decimal classification ddc is structured around ten main classes covering the entire world of knowledge.
Originally described in a four page pamphlet it has been expanded to multiple volumes and revised through 23 major editions the latest printed in 2011.
The three numbers before the decimal are the main class organized by the subject of the book.
Each main class is further structured into ten hierarchical divisions each having ten sections of increasing specificity.
500 599 natural sciences and.
As a system of library classification the ddc is arranged by discipline not subject so a topic like clothing is classed based on its disciplinary.
The numbers following the decimal are subdivisions of the main class organized further by subject and author.
Main classes in dewey decimal system dewey decimal call numbers are organized as follows.