Roosevelt head sculpture on their obverse.
The 1966 dimes are familiar to US citizens by a Franklin D. Therefore, early coins reach higher prices at the current market, while the 1966 dime value is significantly lower. Initially, dimes were made of 0.900 silver, but the alloy transformed into 3/4 copper and 1/4 nickel in 1965.
The structure and content of this coin type have changed over time. The US Mint struck the first dime (disme) in 1792, while those with the Roosevelt profile appeared in 1946. The 1966 Roosevelt dimes are a valuable part of a long history of dimes. 1966 dime from the Special Mint Set Value.