| Issuer | United States |
| Year | 1923 |
| Type | Non-circulating coin |
| Value | 1/2 Dollar = 50 Cents (1/2 USD) |
| Currency | Dollar (1785-date) |
| Composition | Silver (.900) |
| Weight | 12.5 g |
| Dimensions | 30.6 mm |
| Thickness | 2 mm |
| Shape and Technique | Round Milled |
| Orientation | Coin alignment ↑↓ |
| Engraver(s) | Chester Beach |
| In circulation to | |
| Reference(s) | KM#153 |
| Obverse description | Portraits of James Monroe and John Quincy Adams, who were both instrumental in formulating the Doctrine. |
| Obverse script | Latin |
| Obverse lettering | UNITED STATES OF AMERICA IN GOD WE TRUST 1923 S MONROE~ADAMS HALF DOLLAR |
| Reverse description | Two female forms in shapes resembling North and South America. This image is said to have copied from a design created by Ralph Beck in 1899 Pan-American Exposition. |
| Reverse script | Latin |
| Reverse lettering | MONROE DOCTRINE CENTENNIAL 1823 1923 LOS ANGELES |
| Edge | Reeded |
| Mint | S United States Mint of San Francisco, United States (1854-date) |
| Mintage | 1923 S - - 274 077 |
| Catalog ID | 7390887280 |
| Comments |
