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Challengers of the Unknown (1958 - 1978)
National Periodical Publications, DC Comics, 87 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $3.70 | $5.80 | $7.43 | $17.80 | $139.00 | $342.00 | |
| $3.35 | $5.70 | $8.90 | $29.00 | $114.00 | $544.00 | |
| $3.25 | $5.85 | $9.05 | $30.20 | $185.00 | $490.00 | |
| $2.70 | $4.90 | $8.05 | $27.60 | $182.00 | $780.00 | |
| $1.25 | $2.10 | $4.25 | $27.70 | $247.00 | $837.00 | |
| $2.20 | $4.15 | $7.95 | $23.80 | $192.00 | $527.00 | |
| $4.00 | $7.25 | $12.10 | $37.80 | $390.00 | $1,290.00 | |
| $6.10 | $10.70 | $21.90 | $49.20 | $281.00 | $786.00 | |
| $3.15 | $5.60 | $8.95 | $25.10 | $116.00 | $317.00 | |
| $2.80 | $5.15 | $8.15 | $21.20 | $140.00 | $364.00 | |
| $3.05 | $5.55 | $8.90 | $25.60 | $203.00 | $837.00 | |
| $2.70 | $5.40 | $8.90 | $23.20 | $127.00 | $454.00 | |
| $1.80 | $3.30 | $5.75 | $15.20 | $106.00 | $286.00 | |
| $2.40 | $4.10 | $6.85 | $17.40 | $109.00 | $337.00 | |
| $1.80 | $3.05 | $4.75 | $13.20 | $108.00 | $281.00 | |
| $1.95 | $3.65 | $6.05 | $14.70 | $91.40 | $261.00 | |
| $2.65 | $4.80 | $10.40 | $25.80 | $224.00 | $901.00 | |
| $2.15 | $4.40 | $7.30 | $21.00 | $248.00 | $694.00 | |
| $1.55 | $3.00 | $4.95 | $12.90 | $81.90 | $233.00 | |
| $2.95 | $6.50 | $12.70 | $26.10 | $201.00 | $632.00 | |
| $4.50 | $8.05 | $12.10 | $23.40 | $95.50 | $442.00 | |
| $5.95 | $12.00 | $17.90 | $39.30 | $180.00 | $674.00 | |
| $4.65 | $8.55 | $12.80 | $27.80 | $108.00 | $439.00 | |
| $9.30 | $17.30 | $26.10 | $48.40 | $167.00 | $818.00 | |
| $3.25 | $6.55 | $9.50 | $19.40 | $70.50 | $384.00 |
