16 Paper, cardboard; printed matter; bookbinding material, photographs, stationery, artists' materials; paintbrushes; typewriters and office requisites (except furniture); instructional or teaching materials (except apparatus); printing type; printing blocks; photograph stands, photo-engravings, photographs, watercolors, architects' models, engraved works of art, lithographic works of art, song books, cardboard or paper theater sets, etchings, engravings, equipment for painting, franking machines; office equipment, office requisites, writing materials, typewriters, bookmarkers, arithmetical tables, biological samples for use in microscopy (teaching media), teaching media in the form of games; sachets, envelopes, small bags, posters, notice boards of paper or cardboard, albums, almanacs, atlases, brochures, calendars, graphic prints, newspapers, books, booklets, manuals, prospectuses, printed publications, magazines, graphic reproductions, copies of documents