Santa Claus' clothes were not red until late 1920s: usually he was wearing green or scarlet clothes before that.
Santa Claus did not have a red suit until the 1930s when Coca-cola company thought it would look better in their ads.
There is a colorful wall calendar in the Clinic. This is a modern calendar.
It is December in Colorado Springs, Colorado. There is no snow and the trees and bushes are bright green.
Matthew has 171 beef cattle. It is unclear how he can afford to buy oats and hay for them during the winter in Colorado. It is also unclear where he is keeping them.
Since the peddler only had a small wagon and no shop, it is doubtful he really could have supplied crates and barrels of whiskey to the saloon.