Mamigonian, Beatrice of West Roxbury, April 1, 2013. Beloved daughter of the late Vahan and Esther(Sarafian) Mamigonian. Devoted sister of the late Dorothy Mesrobian and Helen Mamigonian. Aunt of John Mesrobian. Also survived by many loving cousins. Funeral service at the Aram Bedrosian Funeral Home, 558 Mount Auburn Street, Watertown on Tuesday, April 9 at 1:00 p.m. to be immediately followed by graveside prayers at Evergreen Cemetery, Boston.