Kirby writes the series like a pulp adventure of the type that will be made popular again by the Indiana Jones movies, remote in style from the company's trends. His indictment of collectors' mentality is a metacommentary aimed at the comics market.
Original unused cover for Fantastic Four #52.
Original design sketch of the early "Coal Tiger" concept.
Original pencils Black Panther #5, page 12
Unused splash page.
Unused panels from Fantastic Four #53