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Stamps › US › Smithsonian National Postal Museum — Postage Stamps › 15c indigo Clay plate proof single
15c indigo Clay plate proof single

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15c indigo Clay plate proof single

Smithsonian National Postal Museum — Postage Stamps · US · English · 1890

Catalog record

LineUS
Set / seriesSmithsonian National Postal Museum — Postage Stamps
LanguageEnglish
Year1890
Date1890
Kindstamp
PlaceUnited States of America
ScottUSA 227P
MediumIndia paper; ink (indigo) / engraving
Regionus
Npm recordnpm_1980.2493.1594
Oracle ID36594564

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Source credit: Smithsonian National Postal Museum