2019 Reverse Proof Pennsylvania American Innovation Dollar Polio Vaccine 1953
The United States Mint American Innovation $1 Coin Program is a multi-year series honoring innovation and innovators with $1 coins from each State, District of Columbia, Puerto Rico, Guam, American Samoa, U.S. Virgin Islands, and Northern Mariana Islands.
The American Innovation Dollar Coin obverse design features a dramatic representation of the Statue of Liberty in profile with the inscriptions IN GOD WE TRUST and $1. The design also includes a privy mark of a stylized gear, representing industry and innovation. The edge-incused inscriptions are 2019, S mint mark, and E PLURIBUS UNUM.
The Pennsylvania American Innovation Dollar reverse side recognizes the creation of a vaccine to prevent polio. This design 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 that was conducted to develop a cure for polio. The inscriptions are UNITED STATES OF AMERICA, POLIO VACCINE 1953, and PENNSYLVANIA.