onial evidence consists of such things as fingerprints, blood and urine samples, appearances in lineups and handwriting and voice exemplars. (See People v. Collie (1981) 30 Cal.3d 43, 55, fn. 7 [177 Cal.Rptr. 458, 634 P.2d 534], citing cases.) The purpose of section 1054.4 was to ensure such nontestimonial evidence, which was discoverable prior to enactment of the discovery provisions of chapter 1