The New Orleans mint did not make quarters in 1959,. My guess is that it was made at Denver and, therefore is a D, not an O.
As of 5-28-11, in circulated condition they have a value of $8 to $11. In uncirculated condition they have a value of $11 to $75 depending greatly on condition.
August 2, 2009 The circulated value of the 1949-D Washington quarter is from $6 to $15 depending upon the condition of the coin. The Uncirculated values range from $20 to $1100 depending upon the condition of the coin.
1951 is a common date Washington quarter, circulated coins are valued mostly for the silver, about $3.00. Uncirculated examples sell for $5.00-$7.00
August 4, 2009 The 1970 Washington Quarter is among the common coins of the USA. As an uncirculated coin it must be in a higher grade to be worth more than $1-$2. As the grade nears a perfect MS70 a value of $600 could be seen. Coins in this grade are scarce.
July 5, 2009 Sterling silver must have a silver content of 92.5%. The 1944 US silver Washington Quarter has a silver content of 90%. This quarter in circulated condition has a value from about $3.50 to $12 depending upon the actual condition of the coin. In uncirculated condition its value ranges from about $14 in the lower grades to about $75 in the better grades of uncirculated.
Most are valued for the silver only at $2.73 as of today. Uncirculated coins have retail values of $3.50-$4.25 depending on the grade.
August 2, 2009 The circulated value of the 1949-D Washington quarter is from $6 to $15 depending upon the condition of the coin. The Uncirculated values range from $20 to $1100 depending upon the condition of the coin.
If the coin is uncirculated the retail value is about $4.25 if it's not, bullion value is $3.00 as of today.
1951 is a common date Washington quarter, circulated coins are valued mostly for the silver, about $3.00. Uncirculated examples sell for $5.00-$7.00
a quarter
August 4, 2009 The 1970 Washington Quarter is among the common coins of the USA. As an uncirculated coin it must be in a higher grade to be worth more than $1-$2. As the grade nears a perfect MS70 a value of $600 could be seen. Coins in this grade are scarce.
July 5, 2009 Sterling silver must have a silver content of 92.5%. The 1944 US silver Washington Quarter has a silver content of 90%. This quarter in circulated condition has a value from about $3.50 to $12 depending upon the actual condition of the coin. In uncirculated condition its value ranges from about $14 in the lower grades to about $75 in the better grades of uncirculated.
The 2003 Washington quarter with Helen Keller on the reverse is part of the 50 State Quarters Program. In circulated condition, it is worth its face value of 25 cents. If it is in uncirculated or proof condition, it may be worth slightly more to collectors.
Most are valued for the silver only at $2.73 as of today. Uncirculated coins have retail values of $3.50-$4.25 depending on the grade.
Both coins have the same value of $5.00 in uncirculated condition
The Washington Quarter was first minted in 1932.
A 1967 Washington quarter has no silver and is face value.
The value of a widely circulated 1990 quarter is 25 cents. Unless it is a rare, uncirculated coin, it will not be worth more than face value.