Young Riders of the Pony Express By (author): "Jessica S. Gunderson"Genres:Nonfiction books Graphic Novels books Komik books ISBN0736868836ISBN139780736868839AsinYoung Riders of the Pony ExpressOriginal titleYoung Riders of the Pony Express (Graphic History)Tells the story of the building, running, and closing of the Pony Express mail delivery system. Written in graphic-novel format.