He died of leukemia on 7 August 1965 at the Homestead Air Force Base Hospital in Miami - Dade County , Florida .
Royce received a disability retirement from the military in July 1946 .
Royce died of leukemia on 7 August 1965 at the Homestead Air Force Base Hospital in Miami - Dade County , Florida .
Royce received a disability retirement from the military in July 1946 .