Whatever it says on it. There have been several "American flag stamps".
If it says "Forever" rather than a monetary value, then it's worth whatever the first class letter rate for 1 ounce is at the moment.
44 cents as of 2009
they feared that urbanization was threatening the vitality and character of the American people
Copy's have no collectible value. Stuff like this sells for $10.00 or less.
Average value is 2 to 3 cents each
The coin is still in circulation today and has face value only
A first-class stamp is not the same as a forever stamp. A forever stamp holds the value of a first-class stamp regardless of how often the rate for first-class postage has increased. A first-class stamp only holds its face value.
On 12 May 2008 the First Class Postage Rate was increased to 42 cents.
First Class is 44 cents
37 cents
First tell us what 'this' class structure and "these" relationships are.
That is the F stamp and came out in 1991. It has a face value of 29 cents.
That stamp was issued in 2005. It has a face value of 25 cents.
4cents
It is a forever stamp. It is good for the current value of a first class stamp.
44 cents as of 2009
The class interval is the maximum possible value in the class less the maximum possible value in the class below. The second is equivalent to the minimum possible value in the class.
It indicates that one fifth (0.2) of the observations had a value of 50 to 59. Since it was the first class, it may also indicate that there were no observations below 50.