WASHINGTON (Reuters) - The world's rarest postal stamp, the 1856 British Guiana One-Cent Magenta, will go on display at the National Postal Museum in Washington starting in April, the Smithsonian ...

On May 30, 2024, America’s most valuable postage stamp will be on public display for the first time in 11 years. This is an extraordinary opportunity to view all the rarest and most sought-after ...

Both the exhibit and the program are free and open to the public.

Add Yahoo as a preferred source to see more of our stories on Google. Whether you’re an avid stamp collector or just looking to jazz up your cards and letters this year, the new 2024 U.S. Postal ...