Items look at include six paintings by Thelma Johnson Streat, which may have been mural studies commissioned by the WPA in the 1930s or '40s; a 1790 miniature color portrait of a "G. Washington" which was found stored above a Manhattan tavern in a box of documents; and a scrap of material believed to have come from a Japanese balloon bomb used during WWII.
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Ready to Watch History Detectives, Season 7, Episode 9?