Cole, a licensed battlefield guide at Gettysburg National Military Park, usesaccessible descriptions from the battle of Gettysburg to illustrate artillerytechnology.

Frictions are the mechanisms which complicated warfare. They are the constant streams of obstacles thrown in the way of planning and the governor of progress. Armies encountered any number of unpredictable obstacles in any number of situations. Each friction requires a different solution. Each challenge is a diversion from the planned objective. Each unplanned task saps an army's resources needed elsewhere. Frictions steered the armies into making major decisions and altering or reversing plans. They drew commanders' attention to less important details in operations at the expense of...

This reprint, originally published in 1915, was authored by Col. G. J. Fiebeger, Professor of Engineering at the United States Military Academy for the use of its cadets. Col. Fiebeger uses quotes from the planners of the campaign and from a broad segment of its leading participants to explain, in detail, how this historic event unfolded. Quotes used are seamlessly connected chronologically, using both sides' perspectives, to provide an appreciation of why decisions were made with the knowledge at hand. This reprint includes new artwork, maps, and charts to enhance the original edition and...

"Fear is contagious, but so is courage." Fear-it's merely a warning to the senses of potential injury or threat. It directs actions away from danger and increases the chances of survival. It grips every soldier's heart as he draws near the enemy. But before that happens, this emotion has been altered by a concoction of physical and mental stresses that affect the reaction to danger and the ability to manage fear. Stressors such as physical fatigue, lack of sleep, hunger, conflict of values, the clash between self-preservation and the obligations to duty and fellow soldiers all shape responses...