Art credits verified by Fred Ray.
Inside front cover.
Pencils credited to John Sikela in Superman Archives #5. This is the only story during the 1940's that Lois thinks Clark is Superman.
Superman has a yellow "S" on red background on his cape.
Writer credit added by Craig Delich.
First appearance of Superman's Mountain Retreat (precursor to the Fortress of Solitude).
Sequel to story in ACTION COMICS #47.