Yes, such error raises the price. I wish you'd explain what sort of error is it?
CoinTrackers has estimated the 1974 D Washington Quarter value at an average of 25 cents
If the coin is a Washington quarter, it may be a rotated-die error. Take it to a coin dealer to be sure.
If the coin is an Mint Error it needs to be seen to determine what type of error and it's value if any, so take it to a coin dealer for an assessment.
All error coins need to be seen. Take it to a coin dealer.
How much is a 1911 quarter worth
A 1776-1976 no proof quarter dollar worth in 2012
A good 1995 error quarter can be woth up to $20 in good condition
This is called a 'Lamination' error and a statehood quarter with this error is worth $50.00.
Value depends on what kind of error. please be more specific
State quarter lamination errors retail for about $10.
CoinTrackers has estimated the 1974 D Washington Quarter value at an average of 25 cents
This is a rare misstruck error and is worth up to $90.00 according to condition.
This is a novelty or magic coin, not a Mint error. It has no numismatic value.
It depends on what the error is. Please post a new question with more details
If the coin is a Washington quarter, it may be a rotated-die error. Take it to a coin dealer to be sure.
If the coin is an Mint Error it needs to be seen to determine what type of error and it's value if any, so take it to a coin dealer for an assessment.
It is worth a quarter :D