They do have some value for collectors. And if they haven't been used, they can still be used to mail a letter, with the addition of value to the current rate.
Air mail stamps are good for ordinary postage- your stamp is still worth 7 cents if unused.
I have a 3 cent win the war stamp and i was wondering how much it is worth it is purple with a eagle and stars
A U.S. Airmail 31-cent stamp, issued in 1958, is primarily of historical and collectible value rather than its face value. Depending on its condition, rarity, and demand among collectors, it can be worth anywhere from a few cents to several dollars. Collectors often assess stamps based on factors such as condition, whether they are mint or used, and any unique characteristics.
A 5-cent 1946 Roosevelt stamp is worth about $1, but it depends on the postmark and the design on the stamp. Some postmarks of this stamp could be worth $11 or more.
How much is a 1947 Thomas Edison 3 cent stamp worth?
How much is 15 cent martin Luther king stamp worth
every stamp is worth it
5 cent
The H stamp is worth 33 cents. Yes, you can add a 1 cent stamp to cover 34 cents worth of postage.
Not a lot, you can buy one for around 15 to 25 cents if it is in very good shape. If it is torn it is pretty much worthless.
What is the value of a boston tea party bicentennial 8 cent stamp worth
One sheet of the 24 cent airmail stamp was printed with the airplane printed up-side-down and sold before the error was discovered. This is undoubted the most famous error stamp in US postal history.