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 conducted to develop a cure for polio.
Reverse script
Latin
Reverse lettering
UNITED STATES OF AMERICA
POLIO VACCINE
1953
PENNSYLVANIA
Edge
Lettering: 2019, P,
Mint
United States Mint of Philadelphia, United States (1792-date) D United States Mint of Denver,United States (1906-date) S United States Mint of San Francisco, United States (1854-date)
Mintage
2019 D - - 2019 P - - 2019 S - Proof - 2019 S - Reverse Proof - 75 000