COTTRELL, Muriel (Walsh) of Arlington. Muriel died peacefully at home on March 21, 2011. She was 98 years old. Beloved wife of the late Lew W. Cottrell Jr. Loving mother of Linda Harding and her husband George of Chelmsford and Nancy Ouellette and her husband Paul of Londonderry, NH. Devoted grandmother of Jennifer and Katelyn Harding and Lesley and Paul Ouellette Jr. Great grandmother of Arianna, Mason, and Emma. Sister of the late John W. Walsh. Also survived by many nieces and nephews. A funeral service will be held at the Keefe Funeral Home, 5 Chestnut St., (Rt.60, adjacent to St. Agnes Church) ARLINGTON on Monday 11 am. Relatives and friends invited. Visitation 10-11 am. Interment in Mount Pleasant Cemetery in Arlington. Flowers or donations may be made to Alpha 1 Foundation, 2937 SW 27th Avenue, Suite 302, Miami, FL 33133. For obituary, directions or to send a condolence visit www.keefefuneralhome.