CGC Signature Series 9.4 graded Marvel Mystery Comics (Reprint) . Signed by Stan Lee with the signature verified on 9/11/99. Great condition. With CGC Signature Series, collectors can have their comic books signed by artists and creators in the presence of a CGC representative. The authenticity of the signature is then 100% certain, making the collectible eligible for the iconic CGC Signature Series yellow label.
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