Any reputable stamp dealer will carry a range of stamp catalogues for the world, for specific countries or for themes. Your local library should also have a range of current catalogues.
{| |- | Scott Number 2257 It has a First Day of Issue of 4/11/1987, not 1880 that was printed on the stamp. You can purchase one of these for 20 cents used and 40 cents mint from a dealer. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}
{| |- | US Scott Number C76. You can purchase one of these for about 20 cents used or mint from a dealer. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}US Scott Number C76.You can purchase one of these for about 20 cents used or mint from a dealer. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded.Your best bet is to hang onto the stamp(s).
US Scott Number C76. You can purchase one of these for about 20 cents used or mint from a dealer. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. Your best bet is to hang onto the stamp(s).
You have to fully identify the stamp first. Consult a catalog for grading instructions and proper ID. This will provide a catalog price, typically about twice what you can purchase the stamp for from a dealer.
{| |- | Scott Number US 874. This stamp is part of the Famous Americans Series. You can purchase one of these for 15 cents used and 30 cents mint from a dealer. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}
Find it in a catalog. The entry will typically include the date of issue, as well as the catalog value of the stamp in mint and used condition.
{| |- | Scott Number 2452 You can purchase one of these for 20 cents used or mint from a dealer. There may be additional value for some plate numbers. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}
{| |- | Scott Number 2453 It wasn't printed in 1800, that is a reference to the era of the canoe. You can purchase one of these for about 20 cents used or mint from a dealer. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}
{| |- | Scott Number 1026. You can purchase one of these for 18 cents used and 40 cents mint from a dealer. These minimum values indicates that it is not valuable. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}
{| |- | Scott Number 2967. The First Day of Issue is worth about $3 and was issued on June 1 1995. You can purchase one of these for 20 cents used and about 85 cents mint from a dealer. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}
Visit the local library, they typically have some in the reference section. You can purchase them through most stamp supply companies. They can be very expensive!
{| |- | Scott Number 1034 You can purchase one of these for 20 cents used or mint from a dealer. This minimum value indicates that it has no real value. Dealers typically will purchase stamps at around 25% of the catalog value. Consult a stamp catalog such as Scott's, for a description on how stamps are rated and graded. |}