When the fight breaks out at the Hump Bar, Roland's glasses disappear and reappear between shots.
General Baker is referred to as both a "one-star" Brigadier General and "the post commander." At nearly every Army installation within the continental United Sates, the garrison commander is a Colonel and the post commander is at least a two-star Major General who has two deputy commanding generals who are Brigadier Generals. This would certainly be the case for a FORSCOM (Forces Command) post like Fort Marshall.