Factual error: During the snow scenes, after finding Look dead, first a column of soldiers cross an icy river then a column of Native Americans. The woman on the white horse is wearing sunglasses. (01:00:18)
Factual error: The movie's beginning takes place in 1868, yet all the men pack cartridge Peacemaker Colts (not available until 1873) and model 1892 Winchesters (not available unti 1892).
Factual error: In the building where the wedding nearly took place, the kerosene Aladdin lamp is likely a 1932-1933 model 100 Venetian, far from the 1868 setting of the film.
Factual error: The Mexican woman cooking in the canteen is using a modern aluminium pot.
Answer: No.