Joseph Alfred "Jack" Slade,, was a stagecoach and Pony Express superintendent, instrumental in the opening of the American West and the archetype of the Western gunslinger.
Jack Slade
Illustration of Jack Slade meeting Mark Twain, on August 3, 1861, by Benjamin Clinedinst.
The Pony Express was an American express mail service that used relays of horse-mounted riders between Missouri and California. It was operated by the Central Overland California and Pikes Peak Express Company.
Pony Express advertisement
Pony Express postmark, 1860, westbound
Alexander Majors
Pony Express Stables in St. Joseph, Missouri