MAWSON, Robert Graham “Bob” – Peacefully on July 28, 2013 at Peterborough Regional Health Centre in his 80th year. Beloved husband of Helen Calhoun. Dear father of Janice Haynes (Perry) of Texas and Patricia Mawson of California. Loving son of the late Graham Mawson and Ruth Parker. Private family arrangements were entrusted to COMSTOCK FUNERAL HOME & CREMATION CENTRE, 356 Rubidge Street. Online condolences may be made at www.comstockfuneralhome.com.