The unique Mulready letter sheet combined with a Penny Black stamp features the first ever methods of pre-payments for post, introduced in May 1840. With an upper estimate of $2.5million (£2million), ...

Bird lovers are expected to flock to their Post Offices now that the Postal Service is celebrating North America’s largest swallow by issuing the Purple Martin First-Class Mail Forever Stamped ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Gail Anderson is a New York based ...

Walter Mondale, former vice president of the United States and U.S. Ambassador to Japan, and his wife Joan, member of the Citizens’ Stamp Advisory Committee, will lead a special first day of sale ...

FORT LAUDERDALE, Fla. – An absentee ballot was mailed with what may have been a rare stamp worth at least $200,000 – the famous Inverted Jenny – but the envelope is in a box that by law can’t be ...