So after searching for Cap's Shiled I found a model on Perceptor's topcs. He had builkt it in Google Sketchup and after some work I made it peppable.
Tabs have been added, and I did the easiest unfold possible. It went from about 60 pages down to 23 with some maneuvering.
Download it here: Cap Shield
I left out the Back Box grip structure because of it's inaccuracy.
People can create their own system.
My Movie Accurate Iron Man MK III Helmet Build