Backtracking to the twin Thunderbolt? Give the design trends at Republic at the time? One could easily imagine a fuselage resembling the first P-84 with wings inspired by the XF-12, with some inspiration taken from the XP-72 and the XF-12 for the engine installation.
Never mind the minor...
Well, tell Flyboy Joe that I'm back and need him to correct me when I'm wrong and he can't head for the departure runway yet. Tell him I left a mess here on the ramp he needs to clean up.
There was a self-published book advertised in Wings/Airpower in the late '80's from a gentleman that was a member of the field teams. Maybe one our members has a copy?