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Source: Originally in "Detective Comics" #156, February, 1950. Cover sourced online. Panel scans from 1973 reprint.
Source: "Fantastic Four Giant" #5. Invented by Stan Lee and Jack Kirby.
Source: "Detective Comics" #445
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Source: "Action Comics" #408
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Source: "Fantastic Four Giant" #5, Jack Kirby
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Source: "Classic Comics" #5, early 1940s