When the Sheriff dummy is pushed over while sitting at one of the chairs at a table in the bar, it is pushed over straight backward when seen from a distance. In the following shot, when it is seen in closeup hitting the floor, the chair and the dummy are seen hitting the floor on the right side.
In this film, set sometime before New Mexico became a state in 1912, during the stampede, there are shots showing tracks across the ground made by vehicles with pneumatic tires.