Horses in America Author:Francis Haines Horses in America: The Story of American Horses and Their Riders from Eohoppus of Prehistory to the Rodeos of Today. Surveys the introduction, development, use, and history of the horse in America from the days of the Spanish conquerors. — The horse in American history — Eohippus and his progeny encircle the globe — Horses for the new world — Horses... more » for the Indians