16 Paper, cardboard and goods made from these materials, not included in other classes, printed matter, bookbinding material, photographs, stationery, adhesives for stationery or household purposes, artists' materials, paint brushes, typewriters and office requisites (except furniture), instructional and teaching material (except apparatus), plastic materials for packaging (not included in other classes), printers' type, printing blocks, paper napkins, boxes and containers of paper, holders and boxes for writing instruments, including holders and boxes for pencils and ball-point pens, blotting pads, note pads, cards, including business cards, invitation cards, postcards and greeting cards; folders; document files, folders, albums, photograph albums, gift wrap paper, gift wrapping ribbons of paper, paper clips