Questions about interior holes on "new" cab

[brossow]

Originally Posted by 71 super

the first pic is the ombo of two things, the lower are for visor hooks, the upper is for one of the screw that helps hold the head liner in place. was the truck a camper truck? It looks like some type of camper boot to seal/crawl through was there at one time.

Thanks! I have no idea what the history of the cab is, unfortunately. At least now I know what the front holes are. My truck was about as sparsely optioned as possible so I don't know nuffin' 'bout interior trim.