Thomson, Elizabeth Frances "Betty" Peacefully at Lanark Lodge, Perth in the presence of her love ones, on Wednesday, April 8th, 2015 Elizabeth Frances (Mitchell) Thomson at the age of 92 years. Betty was predeceased by her parents William G. and Ada (Doult) Mitchell and in 2008 by her husband David M. Thomson. She was the loved mother of Margaret (Fred) Barkhouse; grandmother of Steven (Tracey) and great grandmother of Vanessa and Braxton. Friends may pay their respects at the Blair & Son Funeral Home, 15 Gore St. W. Perth on Saturday, May 9th, 2015 from 12:30 until service in the Chapel at 1:30 P.M. followed by a reception in the Blair & Son Family Centre. Private interment, St. Andrew's Cemetery, Watson's Corners. In remembrance, contributions to the Alzheimer Society of Lanark County or the Lanark Lodge Memorial Fund would be appreciated. Special thanks to the staff of Lanark Lodge for their care and support.