Dawson of Billerica formerly of Somerville, March 5, 2016, Dorothy R. (Bosworth) Dawson, age 97. Beloved wife of the late Donald W. Dawson. Devoted mother of the late Ethel Chiavelli and the late Donald Dawson. Loving grandmother of Kevin Chiavelli of Chelmsford and his fiancee, Patrice Gilet. Also survived by 1 great grandchild. Visiting hours will be held in the Burns Funeral Home, 354 Boston Rd., (Rt. 3A), Billerica, Wednesday, March 9, from 4-7 p.m. Relatives and friends invited. Late employee of Polaroid Company. Interment will be private. www.burnsfuneralhomes.com