Iron Man. [Set 3], The bunker / [Fred Van Lente, writer ; Graham Nolan, penciler ; Victor Olazaba, inker ; Martegod Gracia, colorist ; Dave Sharpe, letterer].
Tony Stark, aka Iron Man, uncovers a bunker in Nebraska that was created by his father, Howard Stark, thirty years earlier, prior to his disgrace and disappearance.
