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Stamps › US › Smithsonian National Postal Museum — Bureau Plate Proofs › 3c North Atlantic Treaty Organization (NATO) plate proof
3c North Atlantic Treaty Organization (NATO) plate proof

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3c North Atlantic Treaty Organization (NATO) plate proof

Smithsonian National Postal Museum — Bureau Plate Proofs · US · English · 1952

Catalog record

LineUS
Set / seriesSmithsonian National Postal Museum — Bureau Plate Proofs
LanguageEnglish
Year1952
DateApril 7, 1952
Kindstamp
PlaceUnited States of America
ScottUSA 1008
Mediumpaper; ink (deep violet) / engraving
Regionus
Npm recordnpm_0.242263.16061
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.
Oracle ID36592500

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Source credit: Smithsonian National Postal Museum