Comic Series
Challengers of the Unknown
87 Issues
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10 sale records17 availableApr 1968
Challengers of the Unknown #61
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13 sale records4 availableJun 1968
Challengers of the Unknown #62
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6 sale records4 availableAug 1968
Challengers of the Unknown #63
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7 sale records4 availableOct 1968
Challengers of the Unknown #64
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7 sale records5 availableDec 1968
Challengers of the Unknown #65
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10 sale records2 availableJan 1969
Challengers of the Unknown #66
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11 sale records5 availableApr 1969
Challengers of the Unknown #67
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6 sale records2 availableMay 1969
Challengers of the Unknown #68
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7 sale records4 availableAug 1969
Challengers of the Unknown #69
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6 sale records3 availableOct 1969
Challengers of the Unknown #70
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9 sale records2 availableNov 1969
Challengers of the Unknown #71
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12 sale records2 availableFeb 1970
Challengers of the Unknown #72
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7 sale records3 availableApr 1970
Challengers of the Unknown #73
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21 sale records11 availableJun 1970
Challengers of the Unknown #74
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11 sale records4 availableAug 1970
Challengers of the Unknown #75
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6 sale records2 availableOct 1970
Challengers of the Unknown #76
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5 sale records2 availableDec 1970
Challengers of the Unknown #77
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10 sale records9 availableFeb 1973
Challengers of the Unknown #78
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1 sale records0 availableFeb 1973
Challengers of the Unknown #79
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13 sale records6 availableJun 1973
Challengers of the Unknown #80
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12 sale records0 availableMay 1977
Challengers of the Unknown #81
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9 sale records2 availableJul 1977
Challengers of the Unknown #82
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5 sale records2 availableSep 1977
Challengers of the Unknown #83
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7 sale records12 availableDec 1977
Challengers of the Unknown #84
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9 sale records1 availableJan 1978
Challengers of the Unknown #85
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8 sale records21 availableApr 1978
Challengers of the Unknown #86
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5 sale records1 availableJun 1978
Challengers of the Unknown #87