Z71 your truck looks great, I like the color. Your truck is the bigger brother to my 1/2 ton.
I hope the video help you figure out how to load pics, it is confusing at first trying to link your pic's. Had to get the old lady to school me on it.
The video is still up on my picasa

1953 panel
Your divider sounds like the set up i have on my 50

Here are some better pics I just loaded
...pic 1
...pic 2
...pic 3
...pic 4
...pic 5

its all old original stuff as far as i can tell

Chevys of the 40's may have that style
http://www.chevsofthe40s.com/detail/6775/Chevrolet_MIRROR_REAR_VIEW_INTERIOR_STAINLESS_STEEL.html

good luck