20 Cents "1875" (Pattern; copper) , United States

Obverse: Portrait of Florence Harding, Reverse: Multifaceted image representing significant aspects of Mrs. Harding’s role and accomplishments as First Lady. The initials WWV at the top of a lit torch signify her role in championing the cause of World War I veterans. The torch transitions to a pen at the base to signify her extensive correspondence with veterans, spouses, and widows. The image of a camera appears at right to represent Mrs. Harding’s role in orchestrating photo opportunities to support her husband’s presidential campaign. A ballot box appears at left to represent her distinction as the first First Lady to cast a vote for a presidential candidate in an election.

Obverse: Bust of Liberty right, motto above, 13 stars around, Reverse: Heraldic eagle with 13 stars above and the denomination below, with the country name surrounding the rim

Obverse: The portrait in left profile of George Washington, the first President of the United States from 1789 to 1797., Reverse: The reverse design depicts a red mangrove tree in an early stage of its life cycle, as it evolves from a very small plant to an adult tree. The design brings awareness to the park’s endangered mangrove forests and the unique and delicate nature of how the species reproduces in salt water.