Dimes · 1946–present
1955 Roosevelt Dime
Designer
John R. Sinnock
Composition
90% silver to 1964; cupronickel clad thereafter
Diameter
17.91 mm
Mass
2.27 g
Thickness
1.35 mm
Edge
Reeded
Mints
Denver, Philadelphia, San Francisco
Metal
Clad
Mintage
1955-D · Denver
13,959,000
1955-P · Philadelphia
12,450,181
1955-S · San Francisco
18,510,000