Benjamin Franklin obverse, Liberty Bell reverse. The small eagle to the right of the bell satisfied the statutory requirement for an eagle on half dollars. Series cut short after the Kennedy assassination. Full Bell Lines (FBL) designation across the lower bell bands is the premium attribute.
| Designer | John R. Sinnock |
|---|---|
| Composition | 90% silver / 10% copper |
| Weight | 12.5 g |
| Diameter | 30.6 mm |
| Edge | Reeded |
| Series | Franklin Half Dollar |
| Years issued | 1948–1963 |
| Year | Mintmark | Variety | Mintage | Rarity |
|---|---|---|---|---|
| 1948 | P | — | 3.0M | semi-key |
| 1949 | S | — | 3.7M | semi-key |
| 1953 | P | — | 2.7M | semi-key |
| 1955 | P | — | 2.5M | semi-key |