Retail values for the circulated 1923-S Peace dollar are: $16.00-$23.00. Mint state coins start at $28.00 the coin is very common.
Please rephrase question.
It is worth about $2-$7 in good to mint condition.
The US did not mint a dollar coin in 1968, therefore you don't have a 1968-D silver dollar.
The U.S. didn't mint any silver dollars in the 1940s.
1923 makes it a Peace dollar. The mint mark is located on the reverse (tails) side, just below the word "ONE." The possible marks are:No mint mark = PhiladelphiaD = DenverS = San Francisco
Yes the 1923 Peace dollar was struck at the San Francisco Mint, but it's very common. Circulated examples are $30.00-$38.00. Typical Mint State coins are $40.00-$50.00
It is worth about $35-$50 in good to mint condition.
A typical Mint State coin is about $50.00
The Carson City Mint opend in 1869