Auction Catalogue
Banco Nacional Ultramarino, uniface colour trial for a reverse by Bradbury Wilkinson, in red and orange. A number at top right and perforated specimen, good extremely fine (£40-60)
Banco Nacional Ultramarino, uniface colour trial for a reverse by Bradbury Wilkinson, in red and orange. A number at top right and perforated specimen, good extremely fine (£40-60)
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