The Penny Black, how to determine its value

1840 Penny Black
1840 Penny Black

As most stamp collector already know the Penny Black is the world’s first adhesive postage stamp and was issued by the United Kingdom of Great Britain and Ireland on May 1st 1840. Due to its significance this stamps is very popular and following my past article What are the most famous rare and valuable stamps?, I have been receiving a lot of questions about its value. Well let’s try to understand a bit more about this famous stamp and what affects its value.

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