How do you know all that? Genuine question.
Some of the early pics had GPS coordinates. Later pics didn't, but there were sufficient visual cues to link then to the same building - roof/lighting structures, exterior siding etc.
Yes, that's the small one. Here's the big one where the installation work took place:
https://www.google.com/maps/place/31%C2%B010%2704.4%22N+89%C2%B024%2736.6%22WThat's the small one of what? 2123 Oak Grove Road, Hattiesburg, Mississippi 39402 appears to have absolutely nothing to do with GAW whatsoever. It is a small shack at the location of a small computer repair company Sight & Sound yet GAW Labs lists it as their headquarters.