
Quarters · 1965–1998
1966 Washington Quarter (clad)
Designer
John Flanagan
Composition
Cupronickel clad over copper
Diameter
24.3 mm
Mass
5.67 g
Thickness
1.75 mm
Edge
Reeded
Mints
Philadelphia, San Francisco
Metal
Clad
Mintage
1966-P · Philadelphia
821,101,500
1966-S · San Francisco
2,261,583
