Samuel Harris was a lieutenant in company A of the Fifth Michigan Cavalry, serving under General George A. Custer. He was wounded in action at Richmond, Virginia, taken prisoner, and later discharged on account of wounds received in action. Soon after the war he patented the "Harris Rotary Steam Engine." This book was originally published prior to 1923, and has been completely reprinted for this edition. An introduction is included along with supplemental material researched by the editor that contains background information about persons and events.