Glass of Billerica, February 18, 2012, Mary F. (DuLong) Glass, age 86. Beloved wife of the late Charles Glass. Devoted mother of Audrey Connell and Linda Falone, both of Dracut, and Robert Glass and Ann Fitzgerald, both of Florida. Sister of Dorothy Sheehan of Tewksbury and the late Carl and James DuLong. Also survived by 8 loving grandchildren, 17 great grandchildren, and 1 great-great grandson. Funeral services will be held in the Burns Funeral Home, 354 Boston Rd., (Rt. 3A), Billerica, Wednesday, February 22, at 11:00 a.m. Relatives and friends invited. Visiting 1 hour prior to service from 10:00-11:00 a.m. Memorial contributions may be made in Mary's name to the American Cancer Society, 30 Speen St., Framingham, MA 01701. Interment, Fox Hill Cemetery.