Bender & Treece, and Jay P.K. Kenney, Denver, Cob., were on the brief in 84-2600 for amicus curiae Nat. Ass'n of Criminal Defense Lawyers. Before HOLLOWAY, Chief Judge, and SETH, BARRETT, DOYLE, McKAY, LO- GAN, and SEYMOUR, Circuit Judges rte. FN* Senior Circuit Judges Seth and Doyle, as members of t