The Dewey Decimal Classification System The Dewey Decimal Classification System The Dewey Decimal Classification System KidsClick! The Dewey Decimal Classification System The Dewey Decimal Classification System The Dewey Decimal Classification System The Dewey Decimal Classification System The Dewey Decimal Classification System The Dewey Decimal Classification System For more details visit: www.mypages.iit.edu http://mypages.iit.edu/~smart/halsey/lesson1.htm