Supreme Court of Iowa March 1983 casesOpperman v. SullivanBlue v. OehlertMartin v. Iowa Natural Resources CouncilKeeler v. Iowa Stated Bd. of Pub. InstructionMatter of Estate of TroesterNowlin v. ScurrIn re Marriage of KnottState v. BoelmanMatter of Estate of SheetsHead, v. CollotonState v. AsweganFirst Nat. Bank in Creston v. Smith