Section 10 Pulp of wood or of other fibrous cellulosic material; waste and scrap of paper or paperboard; paper and paperboard and articles thereof 48 Paper or paperboard; articles of paper pulp, of paper or paperboard 48 20 Registers, account books, etc; albums for samples, of paper, paperboard Commodity Code Description 48 20 10 Registers, account books,order and receipt books, of paper, paperboard 48 20 20 Exercise-books 48 20 30 Binders, (other than book covers), folders and file covers of paper or paperboar 48 20 40 Manifold business forms and interleaved carbon sets 48 20 50 Albums for stamps or for collections of paper or paperboard 48 20 90 Other