Action Comics 1938 #550 Direct ed. - 7.5 - $5.50

Superman deals with aliens who are trying to put the continents back into the original Pangea configuration.

• The Day the Earth Exploded! - Art credits and job number confirmed from Julius Schwartz's editorial records, supplied by DC Comics. Colors credit confirmed by Anthony Tollin.
• The Day the Earth Exploded - Job number and page count confirmed from Julius Schwartz's editorial records, supplied by DC Comics. This story is one of several stories first published in Germany, some of which were never reprinted in the United States.
• - Job number and page count confirmed from Julius Schwartz's editorial records, supplied by DC Comics.