Challengers of the Unknown was cancelled in January 1971 with issue #77. It recommenced publishing in February 1973, resuming the sequencing with issue #78 and cancelled with issue #80. It was once again resumed in June-July 1977 with issue #81.
Issues
- Challengers of the Unknown #1
- Challengers of the Unknown #2
- Challengers of the Unknown #3
- Challengers of the Unknown #4
- Challengers of the Unknown #5
- Challengers of the Unknown #6
- Challengers of the Unknown #7
- Challengers of the Unknown #8
- Challengers of the Unknown #9
- Challengers of the Unknown #10
- Challengers of the Unknown #11
- Challengers of the Unknown #12
- Challengers of the Unknown #13
- Challengers of the Unknown #14
- Challengers of the Unknown #15
- Challengers of the Unknown #16
- Challengers of the Unknown #17
- Challengers of the Unknown #18
- Challengers of the Unknown #19
- Challengers of the Unknown #20
- Challengers of the Unknown #21
- Challengers of the Unknown #22
- Challengers of the Unknown #23
- Challengers of the Unknown #24
- Challengers of the Unknown #25
- Challengers of the Unknown #26
- Challengers of the Unknown #27
- Challengers of the Unknown #28
- Challengers of the Unknown #29
- Challengers of the Unknown #30
- Challengers of the Unknown #31
- Challengers of the Unknown #32
- Challengers of the Unknown #33
- Challengers of the Unknown #34
- Challengers of the Unknown #35
- Challengers of the Unknown #36
- Challengers of the Unknown #37
- Challengers of the Unknown #38
- Challengers of the Unknown #39
- Challengers of the Unknown #40
- Challengers of the Unknown #41
- Challengers of the Unknown #42
- Challengers of the Unknown #43
- Challengers of the Unknown #44
- Challengers of the Unknown #45
- Challengers of the Unknown #46
- Challengers of the Unknown #47
- Challengers of the Unknown #48
- Challengers of the Unknown #49
- Challengers of the Unknown #50
- Challengers of the Unknown #51
- Challengers of the Unknown #52
- Challengers of the Unknown #53
- Challengers of the Unknown #54
- Challengers of the Unknown #55
- Challengers of the Unknown #56
- Challengers of the Unknown #57
- Challengers of the Unknown #58
- Challengers of the Unknown #59
- Challengers of the Unknown #60
- Challengers of the Unknown #61
- Challengers of the Unknown #62
- Challengers of the Unknown #63
- Challengers of the Unknown #64
- Challengers of the Unknown #65
- Challengers of the Unknown #66
- Challengers of the Unknown #67
- Challengers of the Unknown #68
- Challengers of the Unknown #69
- Challengers of the Unknown #70
- Challengers of the Unknown #71
- Challengers of the Unknown #72
- Challengers of the Unknown #73
- Challengers of the Unknown #74
- Challengers of the Unknown #75
- Challengers of the Unknown #76
- Challengers of the Unknown #77
- Challengers of the Unknown #78
- Challengers of the Unknown #79
- Challengers of the Unknown #80
- Challengers of the Unknown #81
- Challengers of the Unknown #82
- Challengers of the Unknown #83
- Challengers of the Unknown #84
- Challengers of the Unknown #85
- Challengers of the Unknown #86
- Challengers of the Unknown #87
See Also
- Cover Gallery: Challengers of the Unknown Vol 1
- Collections from Challengers of the Unknown Vol 1
- Images from Challengers of the Unknown Vol 1
- The Challengers of the Unknown
- Challengers of the Unknown Recommended Reading
- Challengers of the Unknown (Volume 1)
- Challengers of the Unknown (Volume 2)
- Challengers of the Unknown (Volume 3)
- Challengers of the Unknown (Volume 4)
- New Challengers (Volume 1)