You will need to consult the catalogs. Most libraries will have a copy of Scott's Postage Stamp Catalog of the World and some of them also have a specialized catalog for FDCs. First of all, you have to identify the specific stamp or card. That in itself can be a daunting task, but most of the catalogs are well illustrated with lots of information. Once you know what item you have, the catalog will provide a set of prices that can be used to estimate value.
Scott number US 1770. Most first day covers are available for about a $1 from a stamp dealer.
It should be delivered the next day with a First Class stamp.
Not a great deal. The First Day Covers with the gold replicas are available for less than $4.
First Day Covers: $1.50 (page 393)This stamp isn't worth a lot. It is Scott Catalog #1003. Issued as a commemorative issue Dec. 10, 1951. 116,130,000 million were printed (page 529). There are 5 values for this stamp and they are:New: 20 centsUsed: 20 centsFace: 3 centsDealer: 4 centsSheet: $11.50 (Brookman Catalog)(Scott Specialized Catalog of US Stamps 2001, page 101)
First Day Covers typically run $1 to $2 each depending on condition and who made them.
There is no such thing as a first edition stamp. First Day of Issue are stamps canceled on the first day that a stamp is available for sale to the public. Older stamps, over 70 years or so, on first day covers have good value. Most current ones can be purchased for about a $1.
Collection of ‘First day covers’ is the best way to start long term stamp collection.
The value will depend on the country, the stamps and the condition.
You may purchase first day cover stamps from Royal Mail. However, they may not have all of them. For the rest, look for private producers such as Buckingham Covers, Benham, Westminster, and Adrian Bradbury. These private producers are the main producers of such first day cover stamps and have quality. As for the best private producer, it would have to be Buckingham Covers because this company actively buys back their own covers.
Cachet refers to a design printed on an envelope. It is often found on First Day Covers and Special Event covers. Before collectors got really interested in the postmarks, First Day Covers were identified simply by the cancellation. Early cachet covers are unusual and bring a premium. Later FDCs and events without cachet are going to be worth considerably less.
Stamp Day for Superman was created in 1954.
A First Day Cover on the official Teddy Roosevelt envelope is worth about $7 or $8 depending on condition. If it's just a stamp on a plain cover, then it's worth about .50c. The stamp is worth .20 used of envelope.