Tax Court July 1957 casesL-R Heat Treating Co. v. Comm'r of Internal RevenueBischoff v. Comm'r of Internal Revenue (In re Estate of Moreno)Iowa Limestone Co. v. Comm'r of Internal RevenueDelsanter v. Commissioner of Internal RevenueSpeicher v. Comm'r of Internal RevenueMid-Southern Found. v. Comm'r of Internal RevenueHamilton v. Comm'r of Internal Revenue (In re Estate of Carruth)