Identify the stamp using a catalog. This may involve learning about perforations, watermarks and colors as well as condition. The catalog will provide a value. The value is what a collector could expect to pay for a stamp in fine/very fine condition. If selling, most cases you would be lucky to get 75% of the catalog, unless it is very valuable, then an auction would be worth looking into. The most common American catalog for identification is Scott's. Others are Stanley Gibbons, Minkus and even the US Postal Service Catalog of stamps.
That depends on where you are .
Cost of a postage stamp was dependent on the face value of the stamp. The most common rate stamp is for First Class Mail. In the United States 1960 that was 4 cents for the first ounce.
In 1960 the cost of a postage stamp was 4 cents. The rate went to 5 cents on the 7th of January 1963.
$12 and 25 cents
A postage stamp in Germany during 1937 would have cost approximately £3.47
In 1960, the cost of a first-class postage stamp in the United States was 4 cents. This marked a significant increase from previous years, as the price had risen from 3 cents in 1958. The increase reflected the rising costs of mail delivery and inflation during that period.
It is in various rates, stamps will cost either a few cents to a few dollars. about 42 cents a post stamp
What was the cost of a postage stamp in 2001
The cost of a first class postage stamp in the 60's started at 4 cents. It went to 5 cents in January 1963 and then to six cents in January of 1968.
why would you want 1?
A first class stamp was 3 cents in 1923. A post card would cost you a penny.
In 1990 a first class stamp was 33 cents. A post card would have been 20 cents.