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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 |
|---|---|---|---|---|---|---|
| $11.40 | $19.00 | $32.00 | $90.50 | $564.00 | $1,820.00 | |
| $9.10 | $15.60 | $26.50 | $72.20 | $453.00 | $1,630.00 | |
| $7.15 | $11.90 | $21.30 | $56.50 | $358.00 | $1,100.00 | |
| $8.75 | $15.20 | $25.20 | $71.00 | $399.00 | $1,310.00 | |
| $8.10 | $14.40 | $25.00 | $69.80 | $411.00 | $1,380.00 | |
| $7.55 | $12.80 | $21.30 | $60.40 | $389.00 | $1,170.00 | |
| $4.95 | $8.00 | $14.60 | $38.20 | $249.00 | $755.00 | |
| $6.75 | $11.90 | $21.30 | $58.50 | $398.00 | $1,220.00 | |
| $8.85 | $16.00 | $28.40 | $82.40 | $559.00 | $1,750.00 | |
| $6.80 | $11.90 | $21.20 | $67.00 | $501.00 | $1,480.00 | |
| $8.65 | $15.60 | $26.20 | $86.30 | $507.00 | $1,780.00 | |
| $6.70 | $11.70 | $20.30 | $62.70 | $421.00 | $1,410.00 | |
| $2.45 | $4.35 | $7.35 | $22.40 | $154.00 | $509.00 | |
| $2.70 | $4.55 | $7.75 | $22.40 | $139.00 | $436.00 | |
| $6.45 | $11.20 | $18.80 | $55.40 | $334.00 | $983.00 | |
| $6.00 | $10.60 | $18.00 | $54.50 | $146.00 | $369.00 | |
| $4.60 | $7.70 | $14.00 | $42.80 | $281.00 | $937.00 | |
| $5.70 | $10.60 | $19.40 | $62.50 | $441.00 | $1,360.00 | |
| $3.90 | $9.75 | $20.20 | $72.50 | $452.00 | $1,520.00 | |
| $3.20 | $6.15 | $10.80 | $33.90 | $236.00 | $777.00 | |
| $2.00 | $3.20 | $4.85 | $12.20 | $79.60 | $277.00 | |
| $3.85 | $6.50 | $10.90 | $26.80 | $145.00 | $431.00 | |
| $1.85 | $3.15 | $5.65 | $19.40 | $74.70 | $467.00 | |
| $3.40 | $5.95 | $10.10 | $30.50 | $169.00 | $499.00 | |
| $4.10 | $7.05 | $12.00 | $33.80 | $216.00 | $687.00 |
