Jacqueline Kennedy d. 1994 First Lady and wife of John F. Kennedy, 35th President of the United States. T.L.S. on mourning stationery headed Mrs. John F. Kennedy , 1p. 8vo., [n.p.], Apr. 28, 1964 Just a few months after the assassination of her husband, Jackie thanks a personal secretary for her assistance in handling the mailing of sympathy acknowledgments: ...It was my hope that all those who wrote expressing their sorrow on the death of the President might receive and acknowledgment.. we have been able to achieve this goal. One marginal toned spot, with transmittal envelope and a printed notice thanking the recipient for condolences upon the death of the president.