In 1916 The Walking Liberty half dollar, also referred to as the Walker, replaced the Barber half dollar and marked a change in the way US coins were designed. Since 1793, when the US mint first opened, the half dollar, quarter dollar and the dime had all carried the same design.

President Theodore Roosevelt wanted the US mint to change the way the coins were designed so that each denomination would have a different look. The striking of the new Winged Liberty, or “Mercury” dime, the Standing Liberty quarter and the Walking Liberty half ended the long practice of using a uniform design on US coins.

The obverse of the Walking Liberty half features Lady Liberty walking toward the sunrise. …