An extremely rare U.S. postage stamp from 1868 is up for auction — and it could be sold for up to $5 million. The New York auction house Robert A. Siegel Auction Galleries, Inc., dubs the 1-cent stamp ...
The “king of hobbies” is changing. Once the domain of hobbyists trying to complete their collections, stamp collecting has shifted to investors seeking individual collectible stamps worth money. With ...