Naval Postgraduate School alumni Princeton University alumni University of Nebraska alumni United States Navy admirals United States Naval Aviators American aerospace engineers American electrical engineers United States Navy personnel of World War II United States Navy personnel of the Korean War United States Navy personnel of the Vietnam War Burials at Arlington National Cemetery Deaths from brain cancer in the United States Deaths from cancer in South Carolina Recipients of the Legion of Merit Recipients of the Distinguished Flying Cross (United States) Recipients of the NASA Distinguished Service Medal Collier Trophy recipients NASA people X-15 program 20th-century American engineers American flight instructors