Printing, lithographing and publishing newspapers, periodicals, books, maps, atlases, sheet music and directories; commercial or job printing; commercial lithographing; manufacture of printed cards, envelopes and stationery; manufacture of looseleaf devices and library binders; bookbinding; blank book making; paper ruling; and other work related to bookbinding such as book or paper bronzing, gilding and edging; map and sample mounting; services for the printing trades such as typesetting, engraving and etching steel and copper plates; making woodcut; photoengraving; electrotyping and stereotyping. Type foundries are classified in group 3819 (Manufacture of fabricated metal products except machinery and equipment n.e.c.). Engraving on precious metals is classified in group 3901 (Manufacture of jewellery and related articles).