16 printed matter; namely, pamphlets and booklets relating to the artwork of M.C. Escher; bookmarkers; bookbinding material; namely, tape and cloth; photographs; stationery, writing paper and envelopes; artists' materials; namely, drawing paper and aquarelle paper, chalks and crayons; paint brushes, office requisites; namely, pen holders, fountain pens, propelling pencils, India rubber erasers, chalks and crayons, colored chalks and crayons, staplers, stamp books, file folders, mail trays, perforators, paperclip holders, pencil sharpeners, office agenda books, directories, felt pens and markers; plastic material for packaging; playing cards and printing blocks