Maine Centennial Half Dollar

The Maine Centennial half dollar commemorates the 100th anniversary of Maine's admission to the Union in 1820, when it separated from Massachusetts as part of the Missouri Compromise. It is a single-year, single-design classic commemorative that appeals to collectors both for its state history connection and its heraldic reverse design.

Unlike many later commemorative issues that used allegorical or portrait imagery, the Maine half dollar leans on the state's official coat of arms, giving it a distinctly heraldic character within the series.

Maine's statehood centennial celebrations in 1920 prompted a commemorative coin authorized by Congress, with sales handled through a state commission to help fund the anniversary observance. The design was created by sculptor Anthony de Francisci, who later became well known for designing the Peace dollar.

The reverse design borrows directly from Maine's official state seal, which depicts symbols tied to the state's forestry and maritime heritage, including a moose, pine tree, and figures representing a farmer and a seaman.

As with other early commemoratives, the coin was sold above face value to the public, with a modest total mintage reflecting the localized nature of demand for a single-state anniversary issue.

The obverse features a shield bearing the word MAINE, flanked by stars, with UNITED STATES OF AMERICA and HALF DOLLAR around the border and the anniversary dates 1820 and 1920 present on the design. The reverse reproduces the Maine state coat of arms: a moose resting beneath a large pine tree, flanked by standing figures of a farmer and a sailor, with the North Star above and the state motto DIRIGO on a banner.

The coin is struck in 90% silver, matching the standard half dollar diameter and reeded edge of the period, and was issued only in 1920 from the Philadelphia Mint with no mint mark. Because the design is unique to this issue and was not repeated, identification mainly involves checking for sharp detail in the moose, pine tree, and human figures on the reverse, which are prone to wear on lower-grade coins.

The Maine Centennial half dollar had a modest mintage typical of single-state commemoratives from this era, and while it is not considered one of the rarest issues, well-struck, lustrous uncirculated examples are noticeably scarcer and pricier than average circulated coins. Because the reverse design has many fine details in the coat-of-arms scene, sharpness and surface preservation heavily influence desirability.

As with other 1920s commemoratives, coins that have been cleaned, dipped harshly, or show excessive bag marks trade at a discount relative to original, problem-free pieces.