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A H Baldwin & Sons Ltd has a history that dates back to 1872, and is one of the largest and longest established numismatic dealers and auction houses in the world. As a distinguished name in the numismatic trade, they have seamlessly transitioned into the world of bullion, bringing unparalleled expertise and commitment to quality to a broader audience.

Established in 1872, Baldwin's has been a cornerstone of the numismatic trade, earning a reputation for integrity, authenticity, and a passion for the rare and precious. For over a century and a half, we have been at the forefront of preserving and promoting the art and history encapsulated within rare coins and precious metals.

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<p>1937-47 dark colours set of fifteen in imperforate Imprimatur blocks of four, unmounted o.g., each stamp with NP IMPRIMATUR handstamp on reverse. &nbsp;This group represents four of the ten sets released by the National Postal Museum and is of great rarity. &nbsp;SG 462-475</p>

SG 462-75 1937-47 dark colours set to 1s in Imprimatur blocks of four

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Margin Scheme

SG 462-75 1937-47 dark colours set to 1s in Imprimatur blocks of four

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