During World War 2, he served as a lieutenant commander in the US Navy's Dental Corps, and was called up again for active duty in 1950 at the time of the Korean War.
In 1996 he was retired from the United States Navy Dental Corps where he was a chair of the Department of Endodontics and a director of Postdoctoral Endodontics in Bethesda, Maryland.
In October 1912, Emory Bryant and William Cogan were the first two dental officers to enter Active Duty with the United States Navy.
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Numerous dental officers were killed in action aboard war ships and in major battles in Guadalcanal, Tarawa, Saipan, and Iwo Jima.
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The first dental officer stationed on a ship was LT(JG) Carl Ziesel aboard the transport USS Leviathan, at that time, the world’s largest ship.
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