The 2019-D Pennsylvania Innovation Dollar. The reverse side of the coin depicts an artist’s conception of the polio virus at three different levels of magnification along with the silhouette of a period microscope, representing the extensive research conducted to develop a cure for polio. The inscriptions are “UNITED STATES OF AMERICA,” “POLIO VACCINE,” “1953,” and “PENNSYLVANIA.” These coins were minted at the Denver Mint and are brilliant uncirculated in condition.
Product Code: PAI1D
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