Trustee emeritus, presidential councillor Cornell University, past chairman library associates, honorary curator Franco-American Collection. Former trustee Hochschild Foundation, Planting Fields Foundation With United States Navy, World War I. Fellow American College Trial Lawyers Association. Member American Bar Association, Academy Political Science, New York State Bar Association (Gold medal 1962), Asia Society, International Chamber of C., American Judicature Society, American Society International Law (president 1961-1962), Fellows American Bar Association, American New York Law Institutes, Association of Bar of City of New York, Cornell Law Association, Council Foreign Relations (director emeritus), Japan Society, Inc.
(honorary), New York County Lawyers Association, Pilgrims United States, France-American Society, Nantucket Ornithological Association (past trustee), Cornell University Alumni Association New York City, Century Association, University Club, Recess Club, Metropolitan Club., Piping Rock Club, Mill Reef Club, Tower Club.