Used to this day in thousands of libraries worldwide, mostly for non-fiction content, the Dewey Decimal identification of a book is: subject (3 digits), decimal point, sub-section (1-3 digits ...

Most of us have our fair share of digital debris. After all, with drives measured in one-million-million byte increments it’s tempting to never delete anything. The downside is you may never be ...

The Dewey Decimal System is a library classification ... Each book is issued a shelf mark number that is usually found on the spine of the book. The books are then arranged in numerical order.