No mint mark means it was minted in Philadelphia. The quarter is worth exactly 25 cents.
YES I have one.
No U.S. coins dated 1966 have a mint mark. The '66 quarter is worth 25 cents.
It is worth .25¢ The absence of a mint mark simply means it was minted at Philadelphia.
25 cents. It should be easy to find them in pocket change. The reason the coin doesn't have a mint mark is that up till 1979, when quarters were minted in Philadelphia, they didn't put a P mint mark on it. Your quarter is from Philadelphia and is not an error.
1957 is not a rare date for Washington quarters. Its value is based on the silver it contains -- as of 12/2008, about $2.50
a quarter
made in the Philadelphia Mint
There's no way to give a specific answer without knowing any details about the coin such as date, mint mark, and condition.
2 to 4 $
$3.00- $2,750.00 dollars
The mintmark is a "D" not a "P" and it's just a quarter.
To get an accurate value on a quarter from the late nineteenth century, the type, date, mint mark, and condition of the coin will have to be known.
YES I have one.
$20-$1,300
No US quarters were struck in 1922. The US did not make ANY quarters dated 1922.
25 cents.
No U.S. coins dated 1966 have a mint mark. The '66 quarter is worth 25 cents.