million. the colt single action gun belong to sheriff pat garrett, he killed billy the kid in new mexico in 1881. the auction house called it a relic of one of the most important and well known stories of the wild west. catherine williamson is the director and told us why it s such a collectible item. collectible item. well it really is well documented collectible item. well it really is well documented historical - collectible item. well it really is - well documented historical firearms of the american west. this is as you say, it initially was owned by a member of billy the kids game. it was originally owned by an outlaw and in the course of pursuing billy the kid garrison spent about eight months pursuing him. at one point he caught up with billy the kid and killed the man who owned this gun and then confiscated it for his own use which was appropriate at the