Orr, Shirley M. (Carroll), July 6th of Somerville. Devoted wife of Keith A. Orr. Loving mother of Brian Orr. Julie Powers and her husband George. Cherished grandmother of Christopher and Jack Powers. Beloved ister of Jean McCambly. Also survived by her cousin Linda Cunha, nieces, nephews and other loving relatives and friends. Visiting hours at the Rogers Funeral Home, 380 Cambridge St., Cambridge Friday 4 to 8 pm. Funeral service in the funeral home Saturday at 10:00 am. Interment at Mt. Auburn Cemetery, Cambridge.