Apple Newton Cadillac clear case prototype
This is a 1992 Prototype of a never shipped Newton, code named "Cadillac". It is a tablet sized PDA in a clear case, so all that circuitry is revealed. It required a wired stylus that could be connected on either left or right side.

Tablet Size: 8.5" x 9" x 1.25"
Screen Size: 6.7"x 3.9" (7.7" diag)
Tablet Weight: 2 lbs. 5 oz.

This came from James R. [Dick] Huston (Apple Employee #25)
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