I'm assuming you meant the Dewey Decimal System. It is a classification system used in libraries to organize books by subject based on a numerical system. It was developed by Melvil Dewey in 1876 and is widely used in libraries around the world.
He created the Dewy Decimal system
Melvil Dewy
Trains would be in the 620s.
using the dewy decimal system.
Generate topics using possible sources
Biographies are typically found in the 920 section of the Dewey Decimal Classification system.
The Dewy Decimal system places History with respect to kinds of persons under 908. As such, Indians of Idaho would be under some decimal of 908.
Dewy's Adventure happened in 2007.
The Dewey Decimal Classification number for plants is typically around 580-590. This range covers topics related to botany, plant biology, and plant life.
It is used by librarians for the classification of books
Dewy's Adventure was created on 2007-07-26.
It appears there may be a typo in your question. If you are referring to a "dewy decimal system," it is a classification system used in libraries to organize books based on subject matter. It was developed by Melvil Dewey and assigns a unique number to each book to make it easier for users to find materials.