With Hank Bell driving the stage coach, alternate scenes show him with his hands on his lap. Next he can be scene holding the reins of the stage coach.
It was the Telegraph that put an end to the pony express and not the stagecoach that caused it's demised.
The Pony Express only ran in 1860-61. This tale includes rush delivery of a serum to a town with some type of illness. No serum treatment for ANY disease existed before 1891, when the first one was created for diphtheria.