<a class="ck-btn" target="_blank" rel="noopener noreferrer" href="https://competent-prize-bbe30fc6a2.media.strapiapp.com/S25021_General_Insides_Online_9d9d853453.pdf" download="download">View Auction Catalogue</a>Sale No. S25021&nbsp;Please note our Buyer’s Premium has changed to 23% + VAT effective from the 1st of December 2025

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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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Postage Due: 1940 1d to 1s 6d, set of eight, perforated "SPECIMEN" (type B9), in intact horizontal strips of three as distributed from Bern, affixed to ledger piece from the Mauritania post office archive, and tied by strikes of the distinctive three-line "SPECIMEN/COLLECTION/MAURITANIE" receiving h/s in magenta (applied during an audit of the collection in 1951). A unique and stunning item with lovely fresh colours. SG D1s/8s var.

British Solomon Islands Postage Due: 1940 1d to 1s 6d, set perforated "SPECIMEN" strips of three SG D1s/8s

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Margin Scheme

British Solomon Islands Postage Due: 1940 1d to 1s 6d, set perforated "SPECIMEN" strips of three SG D1s/8s

Description