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Secret Six (1968 - 1969)
National Periodical Publications, 7 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $9.10 | $18.20 | $34.60 | $69.00 | $301.00 | $1,610.00 | |
| $2.05 | $4.00 | $7.40 | $17.10 | $84.70 | $557.00 | |
| $3.30 | $6.05 | $11.40 | $26.90 | $138.00 | $610.00 | |
| $2.60 | $4.95 | $9.25 | $21.20 | $146.00 | $724.00 | |
| $2.80 | $5.85 | $10.90 | $25.60 | $148.00 | $620.00 | |
| $2.40 | $4.60 | $8.75 | $19.50 | $118.00 | $484.00 | |
| $2.30 | $4.80 | $8.15 | $18.70 | $107.00 | $491.00 |
