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Secret Six (1968 - 1969)
National Periodical Publications, 7 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $9.70 | $18.30 | $36.80 | $82.20 | $295.00 | $1,660.00 | |
| $2.35 | $4.30 | $7.80 | $18.10 | $84.00 | $472.00 | |
| $3.35 | $5.65 | $11.10 | $26.50 | $151.00 | $606.00 | |
| $2.60 | $4.90 | $9.20 | $20.60 | $154.00 | $720.00 | |
| $2.35 | $4.85 | $9.20 | $21.60 | $137.00 | $606.00 | |
| $2.50 | $4.70 | $9.50 | $20.50 | $141.00 | $470.00 | |
| $2.25 | $5.15 | $8.40 | $19.10 | $118.00 | $480.00 |
