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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>Postal History. &nbsp;1911 First Aerial Post cards (3) in greenish grey. &nbsp;SP 9 to Adderbury, Oxon., cancel #4; SP 9 to Maida Vale, with the scarce cancel #6, pilot-signed (Gustav Hamel) in pencil on the reverse, small inconspicuous tear at base; SP 12 to Lewes. &nbsp;Minor blemishes</p>

GB 1911 First Aerial Post cards

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Margin Scheme

GB 1911 First Aerial Post cards
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Description

GB 1911 First Aerial Post cards ‡

Description

GB 1911 First Aerial Post cards
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