Space Primer (AU-18): Comprehensive Spaceflight History and Guidebook, Doctrine, Orbital Mechanics, Military Space, Satellites, Rockets, NASA Programs, Threats, Designs, Operations, Intelligence    by Progressive Management
Price: $9.99 USD. 132550 words. Published on April 12, 2011. .
In what may be the best single-volume introduction to military and civilian space flight, this up-to-date space primer from the Department of Defense provides comprehensive coverage of modern spaceflight principles and practices, with an extensive and authoritative history of military and NASA programs, along with the fundamentals of space.

21st Century U.S. Military Documents: Who’s Who of U.S. Army Military Intelligence - Biographies of Major Figures including Famous People and Celebrities from Alsop to Weinberger    by Progressive Management
Price: $9.99 USD. 78310 words. Published on May 18, 2011. .
This is literally an A to Z "who's who" set of biographies of major figures in the history of Military Intelligence. Some of the prominent people in this comprehensive document: Charles F. Berlitz * John Birch * Aaron Burr * Alfred "Fred" Friendly * Henry Kissinger * Robert E. Lee * Walter Lippman * Douglas MacArthur * Tony Randall * Harriet Tubman * George Washington * Caspar Weinberger.