Preservation of the Emancipation Proclamation (IMAGE)
Caption
At the Smithsonian National Museum of African American History and Culture (NMAAHC) The Emancipation Proclamation and 13th Amendment to the Constitution are preserved in sealed encasements that were custom-designed, fabricated and outfitted with environmental sensors by the National Institute of Standards and Technology (NIST).
Credit
NIST
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Please credit NIST for image
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