16 Unprocessed and semi-processed paper and cardboard, stationery, printing paper; printed products; bookbinding materials; photographs; stationery; adhesives (for stationery or household purposes); artists' materials; paint brushes; typewriters and office supplies (except furniture); instructional and teaching material (except apparatuses); printing characters; posters, catalogues, leaflets, publications, prints, newspapers, periodicals, journals, books, collections, catalogues, manuals, brochures; printed products, negatives, photographs