"Storm Over Bengal" (1938)
I was lucky enough to track down a copy of the promotional still you see above, which is from the Republic production "Storm Over Bengal" — a movie I've found impossible to locate.
"Army Girl" (1938)
I did some comparing between the "Storm Over Bengal" photo and screen shots from "Army Girl," another Republic production from the same year. "Army Girl" was released just three months before "Storm Over Bengal."
Army Girl," which is known to be a part of the Sheep Flats adobes at the Iverson Movie Ranch.