Concealment Codes and Other Types of Ingenious Communication
Simon & Schuster, Hardcover, 9780684869988, 192pp.
Publication Date: January 1, 2001
About the Author
William S. Butler & L. Douglas Keeney have been a writing team for many years. Between them, they have authored more than a dozen books, many of them collaboratively. Their recent titles include "This Is Guadalcanal; D-Day: Day of Destiny; No Easy Days;" and "Tragedy at Sea." They are both natives of and reside in Louisville, Kentucky, with their families.