which holds the stamp in an acrylic frame. "We call them Blue Chip Stamps," said Scott Trepel, president of the Robert A. Siegel Auction Galleries, the auction house behind the sale. "They're not ...

When I was in fourth grade, every household, it seemed, saved either Blue Chip Stamps or S&H Green Stamps. Every time you went to the grocery store or gas station, your purchase entitled you to ...