 He was consecrated at the Cathedral Church of St. Peter and St. Paul in Washington, D.C. (aka Washington National Cathedral) on April 19, 1944, in a service led by 10 bishops, including the Archbishop of York.During the 18 years of his episcopate, Bishop Dun confirmed more than 31,000 people, ordained 105 deacons and 91 priests, and visited two and sometimes three parishes every Sunday.Most important, he was a strong proponent of the ecumenical movement.