II. Defendants cite United States v. Harloff, 826 F. Supp. 675 (W.D.N.Y. 1993) and United States v. Badalamenti, 626 F. Supp. 655 (S.D.N.Y. 1985) for the proposition that "there is no legal basis for requiring the return of Jencks materials once it has been disclosed." (Doc. No. 1592 at 7).