At 13:30, awhile explaining his coming across an Apache boy Stewart finishes his drink, at 13:53 Stewart reaches for his glass on the table and you can see it has a drink in it.
When General Oliver is beginning to pick himself off the ground after the Apache attack on the military wagon train, the first shot shows the ground to be mostly desert sand, with very little vegetation, but when the scene jumps to a long shot of the General getting up, the ground around him is almost entirely covered with green vegetation, showing scarcely any sand at all.
Jeffords encounters a wounded Apache boy. Even though he used his knife to dig out 8 buckshot rounds from the boy's back, days later there are no marks on his bare back.
At 1:17:30 as a renegade climbs a rope the safety rope is clearly visible.
While most of the Apaches are shown riding bareback, at 10:36 one Apache is shown briefly with a saddle and stirrups.