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Stamps › US › Smithsonian National Postal Museum — Bureau Plate Proofs › 3c Third International Philatelic Exhibition plate proof
3c Third International Philatelic Exhibition plate proof

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3c Third International Philatelic Exhibition plate proof

Smithsonian National Postal Museum — Bureau Plate Proofs · US · English · 1936

Catalog record

LineUS
Set / seriesSmithsonian National Postal Museum — Bureau Plate Proofs
LanguageEnglish
Year1936
DateApril 28, 1936
Kindstamp
Year1936
PlaceUnited States of America
ScottUSA 778
Mediumpaper; ink (violet) / engraving
Regionus
Npm Recordnpm_0.242263.15920
DescriptionCertified plate proofs are the last printed proof of the plate before printing the stamps at the Bureau of Engraving and Printing. These plate proofs are each unique, with the approval signatures and date. For postal scholars these plates provide important production information in the plate margin inscriptions, including guidelines, plate numbers, and initials of the siderographer, or person who created the plate from a transfer roll.
Image SourceSmithsonian Open Access
Image LicenseCC0
Oracle ID36595590

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Source credit: Smithsonian National Postal Museum