Proof 1854 (Apr.) ½a. proof in vermilion on East India watermarked paper, an upper left corner pair with corner ornament; one with split along watermark line, and other faults. Spence 120

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Proof 1854 (Apr.) ½a. proof in vermilion on East India watermarked paper, an upper left corner pair with corner ornament; one with split along watermark line, and other faults. Spence 120