CANADA 1851 SG2 Proof 6d Prince Albert in blue-grey overprint Specimen
Stock Code: P201008924
1851 6d 'Prince Albert', imperforate plate proof in blue-grey on India paper, with vertical 'SPECIMEN.' opt in carmine, a block of 6 (2x3) plated as right pane pos. 6-7/26-7 with very large margins. Insignificant natural paper flaws (microscopic airhole on right frameline of pos.16) but lovely appearance. Made c. 1851-54, prior to the addition of marginal inscriptions. Unitrade 2TCxi.
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