David Rockefeller and Margaret McG Rockefeller v. Commissioner of Internal Revenue, Estate of John D. Rockefeller, 3rd, Deceased, John D. Rockefeller, Iv, J. Richardson Dilworth and Donal C. O'brien, Jr., Executors, and Blanchette H. Rockefeller v. Commissioner of Internal Revenue, 1982 U.S. App. LEXIS 20250

David Rockefeller and Margaret McG Rockefeller v. Commissioner of Internal Revenue, Estate of John D. Rockefeller, 3rd, Deceased, John D. Rockefeller, Iv, J. Richardson Dilworth and Donal C. O'brien, Jr., Executors, and Blanchette H. Rockefeller v. Commissioner of Internal Revenue, 1982 U.S. App. LEXIS 20250