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Superman
#15
Superman #15
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Mr. Mxyzptlk returns and this time he has an alarm in his hat to warn him when he is about to say his name backwards.
Cover date
August 1, 1959
Pages
36
Cover price
0.30 PHP
Credits
Writer
Penciller
Inker
Letterer
Characters
Clark Kent / Kal-El; Jimmy Olsen; Lois Lane; Martha Kent; Mr. Mxyzptlk; Perry White; Superboy; Superman; Super-Twins
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