Issued shortly after FDR's death; the dime was chosen for the March of Dimes connection to Roosevelt's polio advocacy. Silver through 1964, clad thereafter. Few key dates — the series is collected mostly by date set or for high-grade Full Bands (FB / FT) examples.
| Designer | John R. Sinnock |
|---|---|
| Composition | 90% silver / 10% copper (1946–1964); 75% copper / 25% nickel clad (1965–present) |
| Weight | 2.5 g |
| Diameter | 17.91 mm |
| Edge | Reeded |
| Series | Roosevelt Dime |
| Years issued | 1946–present |
| Year | Mintmark | Variety | Mintage | Rarity |
|---|---|---|---|---|
| 1949 | S | — | 13.5M | semi-key |
| 1955 | P | — | 12.5M | semi-key |
| 1996 | W | 50th Anniversary | 1.5M | semi-key |