Tax Court April 1973 casesWien Consol. Airlines, Inc. v. Comm'r of Internal RevenueMueller v. Comm'r of Internal Revenue Carroll v. Comm'r of Internal RevenueCasey v. Comm'r of Internal Revenue Black v. Comm'r of Internal Revenue Seder v. Comm'r of Internal RevenueVan De Steeg v. Comm'r of Internal RevenueAbely v. Comm'r of Internal Revenue (In re Estate of Abely) Cummings v. Comm'r of Internal Revenue