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Kobra (1976 - 1977)
National Periodical Publications, 7 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $2.60 | $4.75 | $7.40 | $13.90 | $57.00 | $204.00 | |
| $0.55 | $0.85 | $0.95 | $1.30 | $7.95 | $33.70 | |
| $0.55 | $1.10 | $2.00 | $2.90 | $10.40 | $47.80 | |
| $0.45 | $0.85 | $1.45 | $2.35 | $7.75 | $33.80 | |
| $0.55 | $1.05 | $2.35 | $3.65 | $11.80 | $57.00 | |
| $0.45 | $0.85 | $1.55 | $2.05 | $6.20 | $34.40 | |
| $0.65 | $1.90 | $3.15 | $5.15 | $16.70 | $78.40 |
