against lender in bankruptcy adversary proceeding. Fed. Rules Civ.Proc.Rule 23(bX3), 28 U.S.C.A. ARGUED: Daniel P. Shapiro, Goldberg, Kohn, Bell, Black, Rosenbloom & Moritz, Ltd, Chicago, Illinois, for Appellant. Gil- bert Scott Bagnell, Bagnell & Eason, L.L.C., Columbia, South Carolina, for Ap- pellees. ON BRIEF: Eliz