The Cavalry troopers are armed with Winchester Model 1866 carbines. The Cavalry never had those. They would have been armed with either Sharps carbines or Spencer carbines.
One wall of the open air dance hall had double doors with glass within a wood frame. The doors would have been unnecessary, as all other sides were completely open to the elements.
The doors will make more sense after the rest of the building is finished and the walls are up.
The doors will make more sense after the rest of the building is finished and the walls are up.