/internal/media/dispatcher/73372/fullJ. Walter Coughlin Oral History02/18/2011[J. Walter Coughlin, Stephen Fagin]J. Walter CoughlinBorn digital (.m2ts file)Videotaped oral history interview with J. Walter Coughlin. A U.S. Secret Service agent from 1961 to 1977, Coughlin served on the details of Presidents Kennedy and Johnson and Vice President Hubert Humphrey. He was part of the advance team for San Antonio on President Kennedy's trip to Texas. In 1973, Coughlin became the agent-in-charge of the Dallas field office.Oral Historieshttps://emuseum.jfk.org/objects/33005/rdf