74 N.W.2d 592 WILLIAM BELL, JR., appellant, v. PERCY A. LAINSON, warden of Iowa State Penitentiary, appellee. No. 48871.Supreme Court of Iowa. February 7, 1956. HABEAS CORPUS: Function of appeal cannot be performed by habeas 1 corpus. Habeas corpus cannot perform the function of an appeal from a judgment of conviction and may not be […]