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Stamps › US › Smithsonian National Postal Museum — Bureau Plate Proofs › 3c 50th Anniversary of Pure Food and Drug Laws plate proof
3c 50th Anniversary of Pure Food and Drug Laws plate proof

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3c 50th Anniversary of Pure Food and Drug Laws plate proof

Smithsonian National Postal Museum — Bureau Plate Proofs · US · English · 1956

Catalog record

LineUS
Set / seriesSmithsonian National Postal Museum — Bureau Plate Proofs
LanguageEnglish
Year1956
DateJune 4, 1956
Kindstamp
PlaceUnited States of America
ScottUSA 1080
Mediumpaper; ink (dark blue green) / engraving
Regionus
Npm recordnpm_0.242263.16234
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 ID36596600

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Source credit: Smithsonian National Postal Museum