Weston - Miss Anna I. Harrington of Weston died Thursday, December 1, 2005 in Newton Wellesley Hospital. She was 83. Born in Waltham, Miss Harrington had lived in Weston for many years. Until her retirement, she was an elementary school teacher for more than thirty-four years. Miss Harrington taught at the Thomas R. Plympton School in Waltham. She was a member of the First Congegational Church in Waltham, the Massachusetts Teachers Association and the Massachusetts Audobon Society. Miss Harrington was the daughter of the late Clifford F. and Lelia (Potter) Harrington. She is survived by her brother, Clifford F. Harrington, Jr. of Weston; her cousins, Dr. Winthrop W. Harrington of Lincoln, Nancy H. Forg of Lexington, and their spouses and children, and M. Joan Potter of Melrose. At Annas request, funeral services and burial will be private.