U. S. Army Technical Manuals Secret Army investigation procedures. A reprint of six US Army Technical manuals bound in one convenient volume. Included are : |n|1. Polygraph Examinations |n|2. Fingerprinting |n|3. Casts & Molds |n|4. Techniques of Surveillance |n|5. Crimes involving Poisons |n|6. Investigations of Assault|n| Homicides and Suicides.|n|This manual is full of shocking information. 8.5 x 11 , softcover, 92 pages.