William Pittenger 
Capturing a Locomotive: A History of Secret Service in the Late War. [EPUB ebook] 

William Pittenger was a Union Army soldier during the American Civil War. He was one of the first recipients of the Medal of Honor. He is the author of Daring and Suffering, a History of the Great Railroad Adventurers (Philadelphia, 1863; enlarged ed., New York, 1887); Oratory, Sacred and Secular (Philadelphia, 1881); and Extempore Speech (1882).