There 4 flower stamp is worth 34 cents. They were used to cover increases in postal rates when they weren't sure how much would be authorized. Check the US Postal web site for specific pictures to match up with the one you have.
According to the website United States Non-denominated Stamp Values, the face value is 37 cents.
The 1991 Christmas stamps issued by the United States in a set of six different designs were not denominated. Even though no face value is printed, the stamp is still worth 29 cents postage.
That would depend on the value of the stamp. You paid the price printed on it. For First Class that would be 39 cents for most of 2006. The first week it would have been only 37 cents, but the price went up on the 8th of January.
Without knowing which stamp, it's pretty much impossible to value.
Here is the official United States Postal Service Nondenominated Postage Value Page. See related links below for a clickable link. http://pe.usps.gov/text/qsg300/Q604a.htm Keywords: unmarked, blank, price, amount, forever stamp, postage
The "rooster weather vane" stamp was issued in 1999 with a value of 1 cent. It was the final "make-up rate" stamp printed before the approval of the rate increase, so could not be printed with a price on it. This was part of the "lettered series" of non-denominated stamps (A thru H). *(see the related link for pictures and values of these stamps)
This stamp is worth a price ranging from $1 to $5. The exact price will depend upon the condition of the stamp.
In Great Britain it was 41 pence.
The price of a stamp went from 15 to 18 cents. So the face value of the B stamp is 18 cents. The B make up stamp would be worth 3 cents.
You will need to more clearly identify the stamp to determine the value. There are a number of variations. In general, they will have minimal value. Consult a stamp catalog to identify it.
Three Great Britain World Cup stamps where issued in 1966. All were printed in sheets of 120 each. After the tournament, the 4d stamp was re-printed with the phrase England Winners. It is not an overprint and large quantities of the stamp were printed and sold. They can be purchased for a nominal value of around 15p per stamp from dealers, and most of the cost is in the handling charges. Unused they're virtually worthless. Postally used in fine condition you might get a pound or so.
Three Great Britain World Cup stamps where issued in 1966. All were printed in sheets of 120 each. After the tournament, the 4d stamp was re-printed with the phrase England Winners. It is not an overprint and large quantities of the stamp were printed and sold. They can be purchased for a nominal value of around 15p per stamp from dealers, and most of the cost is in the handling charges. Unused they're virtually worthless. Postally used in fine condition you might get a pound or so.