1 dollar - Pennsylvania - The creation of a vaccine to prevent polio
Series: USA - American Innovation 1 Dollar Coins
![Image of 1 dollar coin - Pennsylvania - The creation of a vaccine to prevent polio | USA 2019. The Nordic gold (CuZnAl) coin is of Proof, BU, UNC quality. Image of 1 dollar coin - Pennsylvania - The creation of a vaccine to prevent polio | USA 2019. The Nordic gold (CuZnAl) coin is of Proof, BU, UNC quality.](/images/USA/5953-v.jpg)
This design depicts an artist’s conception of the poliovirus at three different levels of magnification along with the silhouette of a period microscope, representing the extensive research that was conducted to develop a cure for polio. The inscriptions are “UNITED STATES OF AMERICA,” “POLIO VACCINE,” “1953,” and “PENNSYLVANIA.”