Waltham - Miss Doris Seaburg, of Belmont, died Sunday, June 3, 2007 at Mount Auburn Hospital in Cambridge. She was 88. Born in Boston, a daughter of the late Edmund and Annie (Healey) Seaburg, Doris was a clerical secretary for many years. Doris is survived by many cousins including William Seaburg of Littleton and Eleanor Clarke of Florida. Graveside services will be held Wednesday at 2 p.m. in Ridgelawn Cemetery, Highland Avenue, Watertown.