Challengers of the Unknown #78 - DC Comics - 1973
Challengers of the Unknown #81 - DC Comics - 1977
Challengers of the Unknown #4 (of 6) - DC Comics - 2004
Challengers Of The Unknown #56 - DC Comics - 1966
Challengers of the Unknown #29 - DC Comics 1962 - Back Issue
Challengers of the Unknown #2 (of 6) - DC Comics - 2004
Challengers of the Unknown #85 - DC Comics - 1977
Challengers Of The Unknown #66 - DC Comics - 1969 - Back Issue
