Zinco, 1990 Series
 
Cover for Doc Savage (Zinco, 1990 series) #1
Issue #1
September 1990
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Cover for Doc Savage (Zinco, 1990 series) #2
Cover for Doc Savage (Zinco, 1990 series) #3
Cover for Doc Savage (Zinco, 1990 series) #4
Issue #4
December 1990
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