$1.15 in any valid postage is fine. Just mark the envelope "airmail"
Yes, but you may pay more to mail the package if it only weighs one ounce, and you use a one ounce Airmail stamp.
An airmail stamp will have the word Airmail printed on it. In some cases a photo of an airplane is used. In earlier years, airmail was a sort of 'express mail' that would arrive several days before regular mail would. Today, it make less of a difference and is not common in the US.
Clear stamps are transparent when purchased whilst regular stamps are opaque and clear stamps are not normally sold in sheets as they are sold individually.
That value was valid for airmail postage in 2009. It could be an airmail stamp, there is one picturing the Grand Teton Mountains. Consult a catalog to fully identify the particular stamp.
The answer depends entirely upon which stamps and their condition. It also depends upon whether they are still attached to an envelope or not. It will also make a difference if it's an airmail stamp rather than regular postage. Most of the stamps are worth about about .20 to .50 cents.
I believe the most valuable stamp is the 'Inverted Jenny' US 24C airmail, A 100 stamp sheet of these errors were released. single stamps hammer at close to $1 million USD at auction.
Air mail stamps are good for ordinary postage- your stamp is still worth 7 cents if unused.
44 cents (for up to one ounce) from anywhere in the USA. The stamp does not need to be specifically an airmail stamp since all the mail to Hawaii goes by airmail.
No. It's enough to write "Par Avion - By Airmail"clearly in the top left hand corner of your envelope.
If you are sending a normal-sized letter, you would need $0.49 total of stamps to mail it from Indiana to California. You could use a Forever stamp or a combination of other stamps that equals $0.49.
cost of airmail stamp on a postcard from usa to south Africa?