. "Butterfield, Alexander"@en . "Administrator of the Federal Aviation Administration" . "Alexander Porter Butterfield (born April 6, 1926) is a retired U.S. military officer, public servant, and businessman. He served as the deputy assistant to President Richard Nixon (1969-73). He revealed the existence of White House tapes during the Watergate scandal investigation, but had no involvement in the scandal. In 1973, he became Administrator, Federal Aviation Administration."@en . . . "Federal Aviation Administrator" . . . "Alexander Butterfield"@en . . . . . . "1926-04-06Z"^^ . "1926Z"^^ . "United States" . .