16 Artists' materials, namely, paintbrushes, drawing and writing inks, stamp pads, stencil plates, drawings, printed graphic representations and reproductions, tracing cloth, bookbinder's cloth, canvases for painting, printing type, prints in the nature of engravings, engraving plates, drawing boards, photo-engravings, paint-boxes in the nature of arts and crafts paint kits, painting palettes, modeling paste, pastel crayons, tracing paper, writing kits in the nature of school supply kits containing various combinations of selected school supplies, namely, writing instruments, pens, pencils, mechanical pencils, erasers, markers, crayons, highlighters, paper, pencil sharpeners, writing grips, writing cases, engravings, lithographic works of art