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Challenge of the Unknown (1950 - 1950)
Ace Magazines, 1 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $180.00 | $313.00 | $530.00 | $1,390.00 | $3,970.00 | $6,740.00 |
