Keith E. LARSSON, Appellant, v. IOWA BOARD OF PAROLE, Appellee. Gary MUMFORD, Appellant, v. IOWA BOARD OF PAROLE, Appellee. Michael VAN HORN, Appellant, v. IOWA BOARD OF PAROLE, Appellee. Melvin Q. KEY, Appellant, v. IOWA BOARD OF PAROLE, Appellee. No. 89-1457.Supreme Court of Iowa. January 23, 1991. APPEAL FROM DISTRICT COURT FOR POLK COUNTY, A.M. […]