This past March it was announced that a Naples resident was selling a lucrative stamp collection owned by William H. Gross. The collection recently sold at auction for a total of $19,201,550. A single ...

In June, New York’s Robert A. Siegel Auction Galleries will offer what it is billing as the most valuable U.S. postage stamp, an extraordinarily rare 1868 one-cent “Z-grill” stamp featuring Benjamin ...

An ultra-rare U.S. postage stamp is going under the hammer this summer — and it may fetch as much as $5 million. Robert A. Siegel Auction Galleries in New York recently announced that it will be ...

The only One-cent“Z” Grill available to collectors that realized $4,366,000 On June 14th, Robert A. Siegel Auction Galleries sold the famous One-Cent“Z” Grill postage stamp for $4,366,000. This sale ...

When bond investor Bill Gross's mother wanted to save money for his education, she looked at stamp collecting as a way to invest. But when he tried to sell the stamps before enrolling at Duke ...

The only One-cent “Z” Grill available to collectors that realized $4,366,000 On June 14th, Robert A. Siegel Auction Galleries sold the famous One-Cent “Z” Grill postage stamp for $4,366,000. This sale ...