Theses books were originally developed by the Frankford Arsenal for the CIA and Special Forces. They are the most detailed and comprehensive works ever don on the subject of improvised weapons. For years they have been the most sought after and secretive books ever published by the American military. These hard-to-find books are now available to you. Anyone who can foresee the troubled times ahead should not be without the knowledge contained in these books. GUARANTEED COMPLETE AND AUTHENTIC