Tax Court February 1983 casesLaughinghouse v. Commissioner of Internal RevenueESTATE OF MAINZER v. CommissionerVickers v. Comm'r of Internal Revenue Church v. Comm'r of Internal Revenue Ellison v. Comm'r of Internal Revenue Ditunno v. Comm'r of Internal Revenue Laughinghouse v. Comm'r of Internal Revenue MIB, Inc. v. Comm'r of Internal Revenue