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Secret Six (1968 - 1969)
National Periodical Publications, 7 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $4.30 | $8.50 | $15.90 | $39.20 | $288.00 | $767.00 | |
| $1.40 | $2.65 | $5.55 | $11.20 | $84.00 | $339.00 | |
| $3.35 | $5.65 | $10.10 | $25.30 | $173.00 | $543.00 | |
| $3.20 | $5.75 | $9.15 | $21.70 | $166.00 | $646.00 | |
| $2.40 | $4.90 | $8.10 | $21.10 | $150.00 | $543.00 | |
| $1.95 | $4.05 | $6.40 | $17.90 | $150.00 | $320.00 | |
| $1.55 | $4.90 | $6.40 | $16.10 | $135.00 | $342.00 |
