Superman copy found in mum's attic is most valuable comic ever at $9.12M
Superman copy found in mum's attic is most valuable comic ever at $9.12M
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Superman edition found in mum's attic is most valuable comic ever at $9.12m
Superman copy found in mum's attic is most valuable comic ever at $9.12M
Superman edition found in mum's attic is most valuable comic ever at $9.12m