A New York auction house is selling what it calls “America’s Most Valuable Postage Stamp”—a 1-cent “Z-grill” stamp from 1868 featuring Benjamin Franklin—and that's hardly an ...

This summer, philatelists will have a chance to snag the rarest US stamp ever ... the blue one-cent Z-grill, which depicts the nation’s first postmaster general Benjamin Franklin, looks like ...

Grill, C. Grill, D. Grill, E. Grill, and F. Grill -- the rarest of all of them is the 1-cent Z-Grill featuring Benjamin Franklin. This stamp was first pressed in 1868, and, in addition to being ...

America’s most valuable postage stamp sold for nearly $4.4 million on Friday. The 1868 one-cent “Z” Grill was ... every postage stamp issued by the US Postal Service since 1847.

The record-breaking sale included an extremely rare once-cent Z-Grill stamp featuring Benjamin Franklin ... owned the one-cent Z-Grill. "It's the holy grail of collecting United States stamps ...

A one-cent postage stamp ... a silhouette of Benjamin Franklin that is partly blocked by the curve of its postmark. “We expect the stamp will sell for US$4 million or more, which would make ...

America’s most valuable postage stamp sold for nearly $4.4 million on Friday. The 1868 one-cent "Z" Grill was sold ... "It’s the holy grail of collecting United States stamps," Charles Shreve ...