Precious US stamp from 1868 expected to sell for eye-popping sum: 'Rarest of the rare'
A rare Benjamin Franklin Z-grill stamp from 1868 could fetch as much as $5 million once it hits auction in New York. There are only two known stamps in existence.
来自MSN2 个月
Most Valuable Stamps in the World
For over 180 years, we’ve been collecting stamps, and philatelists have put a high price on the rarest of the rare stamps ... at auction in Hong Kong. The Benjamin Franklin Z Grill is a 1 ...