Proof 1912 die proof on thin surfaced card (34x36mm.) showing uncleared printer's guide marks, annotated "For hardening June 10, 1912 G.A.R.". Photo

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Proof 1912 die proof on thin surfaced card (34x36mm.) showing uncleared printer's guide marks, annotated "For hardening June 10, 1912 G.A.R.". Photo