Universally known as "Buster", he died July 14, 1969 in Vietnam. His name appears on the Vietnam Memorial in Washington.
http://www.virtualwall.org/dd/DeyermondWC01a.htm

Warren Charles “Buster” Deyermond was born on August 31, 1948. A Spec 4 in the US Army, he was killed in action on July 14, 1969 in Quang Tri Province, Vietnam. He was 20 years old.
Buster is buried in Spring Grove Cemetery in Andover.