Phone Cards That Have Collectors Calling

Delegates to the 1992 Democratic National Convention in New York didn't realize their goody bags contained a small fortune. It came in the form of a plastic card from Nynex, with a rendering of the Manhattan skyline and "D92" on the face. At the time, it was worth $1 in long-distance calls. But today, collectors are scampering for the cards, one of which sold recently for $1,700. "They just disappeared," says Luis Vigdor, a New York dealer.

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