Issue #17
Jan 01, 1961
Issue #18
Feb 01, 1961
Issue #19
Apr 01, 1961
Issue #20
Jun 01, 1961
Issue #21
Aug 01, 1961
Issue #22
Nov 01, 1961
Issue #23
Dec 01, 1961
Issue #24
Feb 01, 1962
Issue #25
Apr 01, 1962
Issue #26
Jun 01, 1962
Issue #27
Aug 01, 1962
Issue #28
Oct 01, 1962
Issue #29
Dec 01, 1962
Issue #30
Feb 01, 1963
Issue #31
Apr 01, 1963
Issue #32
Jun 01, 1963
Issue #33
Aug 01, 1963
Issue #34
Oct 01, 1963
Issue #35
Dec 01, 1963
Issue #36
Feb 01, 1964
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"The 1,001 Impossible Inventions"
Aug 1, 1962
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Challengers of the Unknown #27 was published by DC Comics on September 1, 1962, as part of a series that began in 1958. Arnold Drake writes, and art comes from Bob Brown. It features Rocky Davis, Ace Morgan, Red Ryan, Prof Haley and Volcano Man.
Issue Number
#27
Release Date
August 1, 1962
Cover Date
September 1962
Series Details
Publisher
Run
1958
Issues Count
87
Format
Standard
Original Language
English
Language
English
Characters
Teams
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