In 1876 Melvil Dewey designed a numerical classification system for organizing books by subject; it has stood the test of time.

For 140 years people have been using the Dewey Decimal System to find books at a library. It’s a classification method that assigns a group of numbers to books and their categories. Some libr… ...

While Mulé said a new classification system could work for a school library, which have small collections, he said abandoning the Dewey Decimal System would not work for most public libraries.