Tax Court October 1978 casesUnited States Nat'l Bank v. Comm'r of Internal Revenue (In re Estate of Margrave) C. Blake McDowell, Inc. v. Comm'r of Internal RevenueRuth E. & Ralph Friedman Found., Inc. v. Comm'r of Internal RevenueThompson v. Comm'r of Internal Revenue Gray v. CommissionerLong v. Comm'r of Internal Revenue Koch v. Comm'r of Internal Revenue Tenn. Natural Gas Lines, Inc. v. Comm'r of Internal RevenueGray v. Comm'r of Internal Revenue