1. Barban, Arnold M. April 23 1969. April 23, self memorandum, copy in personal files of Arnold M. Barban
2. Barban, Arnold M. November 15 1973. November 15, letter to Richard Joel, copy in personal files of Arnold M. Barban
3. Barban, Arnold M. May 11 1979. May 11, letter to Leonard W. Lanfranco, copy in personal files of Arnold M. Barban