Title: Beyond Courage
Author: Clay Blair
Blair, Clay(1955). Beyond Courage. Foreword by Nathan F. Twining. New York, D. McKay Co.
Date Posted: June 16, 2016
Reviewed by Paul W. Blackstock and Frank L. Schaf
Stories of successful evasion by U.S. Air Force airmen shot down behind Communist Chinese and North Korean lines during the Korean War.
 Blackstock, Paul W. (1978) and Frank L. Schaf, Jr. Intelligence, Espionage, Counterespionage, And Covert Operations: A Guide to Information Sources. Detroit: Gale Research Co., p. 131