Clarence Douglas Ussher ( September 9 , 1870 – September 20 , 1955 ) was an American physician and missionary in the Van region during the Armenian Genocide , where he reported that 55,000 Armenians had been killed . In 1917 Ussher published a memoir regarding his experience in Van , titled '' An American Physician in Turkey : A Narrative of Adventures in Peace and War '' . It is considered one of the most detailed eyewitness accounts of the events . Ussher openly blamed the Turkish government for the systematic massacres of Armenians . His accounts of the Armenian Genocide were depicted in the 2002 film '' Ararat '' . He was the husband of Elizabeth Barrows Ussher
Armenian Genocide
Armenian Genocide
Clarence Ussher