16 Paper, cardboard; printed matter, newspapers, periodicals, books, bookbinding materials, photographs; instructional and teaching materials in this class; stationery, adhesive materials, paper bags and envelopes, plastic bags and envelopes in this class, calendars, folders for paper, fountain pens, greeting cards, pen cases, postcards and posters, diaries, notepads, other stationery items (made of paper), pens and pencils, table mats and coasters made of paper, stickers and transfers, drawing rulers; manuals including manuals relating to computer hardware and computer software for educational, training, engineering and scientific purposes