Scott Trepel of Seigel Auction Galleries describes the rare "Inverted Jenny" stamp that sold for a record $2 million. A first-class U.S. postage stamp will set you back 66 cents these days, which, you ...
Sotheby’s is selling the first posted envelope to use a prepaid adhesive stamp at a New York auction in February focused on singular, rare works from the 13th century to today. The combined Mulready ...