06/25/2014 12:00:00 AMObituaryLeonDulin'61,Alumni'66 M.Ed.obituaryAlumni Leon Dulin (’61, ’66 M.Ed.), Midland :: He served in the U.S. Navy, worked at the Pentagon, and retired as a commander. He played on the tennis team at North Texas and later earned a doctorate from East Texas State University. He coached tennis at Oklahoma Baptist University for many years and won several conference titles. Survivors include his brother, Don Dulin (’58, ’59 M.Ed.).