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SGB Stamp Auction | Stamps & Covers of the World |5951

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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>1954 National Air Conference 4ct imperforate proof on gummed wove paper in issued colours (orange and black), with punch hole and proof of the central vignette in orange with punch hole, fine o.g, interesting and scarce. SG 1212var Ex Waterlow Archive.&nbsp;</p>

Nicaragua 1954 National Air Conference Waterlow proofs of 4c SG 1212var 

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Nicaragua 1954 National Air Conference Waterlow proofs of 4c SG 1212var

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