Superman‘s powers continue to expand, as indicated in this panel from Action Comics #17 (August 1939). Thanks to his invulnerability to fire, he nearly single-handedly foils an arson attempt on a steamliner ship, arranged by the Ultra-Humanite.
Superman‘s powers continue to expand, as indicated in this panel from Action Comics #17 (August 1939). Thanks to his invulnerability to fire, he nearly single-handedly foils an arson attempt on a steamliner ship, arranged by the Ultra-Humanite.