642: Paper & paperboard, cut to shape or size, articles

6421: Cartons, bags, other contain., of paper, paperb., etc. 6422: Envelopes, correspondence cards; paper stationery 6423: Registers, account books, diaries, etc.; albums 6424: Paper & paperboard, cut to size or shape, n.e.s. 6429: Articles of paper pulp, paper, paperboard, etc, n.e.s. 642: Paper & paperboard, cut to shape or size, articles