I'm running Sun OS 4.0.3 on a Sun 3/160. Does anyone know where and how I can get "ptroff"? "ptroff" converts CAT (which is the troff output format) into postscript. Thanks. Kristina Fayyad Center for Machine Intelligence tel. (313) 995-0900 Suite 102, 2001 Commonwealth Blvd. Internet: kristina at cmi.com Ann Arbor, MI 48105