William Sublette signs on with William Ashley in 1822 to go up the Missouri River to trap and trade furs.
William Sublette, Mountain Man, Indian fighter, and eventually successful business man, becomes a Mountain Man in 1822. In that year, with Jedediah S. Smith and David E. Jackson, he joins William Ashley's fur trapping company. His adventures lead him to joining in the fight against Blackfeet after the 1832 Mountain Man rendezvous.
