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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 |
|---|---|---|---|---|---|---|
| $11.30 | $19.00 | $29.90 | $85.20 | $554.00 | $1,520.00 | |
| $9.50 | $16.30 | $26.20 | $69.10 | $453.00 | $1,490.00 | |
| $8.00 | $13.30 | $23.50 | $60.10 | $397.00 | $1,070.00 | |
| $8.85 | $15.50 | $24.30 | $71.70 | $438.00 | $1,320.00 | |
| $8.25 | $15.00 | $24.90 | $68.30 | $407.00 | $1,190.00 | |
| $8.45 | $14.40 | $23.00 | $64.50 | $435.00 | $1,130.00 | |
| $5.55 | $9.00 | $16.10 | $40.50 | $279.00 | $730.00 | |
| $7.15 | $12.60 | $21.50 | $56.30 | $413.00 | $1,050.00 | |
| $9.00 | $16.50 | $27.30 | $77.40 | $567.00 | $1,480.00 | |
| $5.90 | $10.40 | $17.60 | $58.30 | $500.00 | $1,160.00 | |
| $7.85 | $14.50 | $22.80 | $83.70 | $507.00 | $1,600.00 | |
| $6.40 | $11.30 | $18.80 | $60.30 | $455.00 | $1,390.00 | |
| $2.25 | $4.25 | $6.85 | $22.20 | $169.00 | $489.00 | |
| $2.95 | $5.05 | $8.25 | $24.00 | $154.00 | $423.00 | |
| $6.55 | $11.50 | $18.20 | $54.50 | $356.00 | $889.00 | |
| $5.95 | $10.80 | $17.30 | $53.90 | $159.00 | $344.00 | |
| $4.65 | $7.75 | $12.70 | $38.20 | $266.00 | $749.00 | |
| $4.90 | $9.90 | $17.50 | $60.00 | $462.00 | $1,200.00 | |
| $3.20 | $9.50 | $17.70 | $66.70 | $424.00 | $1,210.00 | |
| $3.10 | $6.10 | $9.70 | $31.50 | $240.00 | $678.00 | |
| $2.20 | $3.35 | $4.55 | $10.70 | $76.50 | $234.00 | |
| $3.90 | $6.70 | $10.60 | $26.20 | $164.00 | $432.00 | |
| $2.15 | $3.70 | $6.60 | $23.40 | $79.40 | $472.00 | |
| $3.15 | $5.55 | $8.70 | $27.50 | $177.00 | $450.00 | |
| $4.20 | $7.30 | $11.80 | $33.10 | $216.00 | $575.00 |
