Mary C. Knobel, 81, of Mechanicsville, passed peacefully on Wednesday, Sept. 6, 2017 at Washington Adventist Hospital. Mary was born in Washington D.C. on June 3, 1936 to the late Ethel and John Wheatley. Mary attended St. Mary’s School of Bryantown and worked for Keller Bus Service for many years. She was an avid...
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