The World's First Postage Stamp Could Reach $8.25 Million at Auction – Robb Report

This particular 1840 Penny Black is the world’s first postage stamp. It is expected to fetch up to $8.25 million at Sotheby's in December.

World's first postage stamp the Penny Black expected to sell for millions at auction - ABC News

U.S. #950 3 Utah Centennial Issue Date: July 24, 1947 City: Salt Lake City, UT Quantity: 131,968,000 Printed by: Bureau of Engraving and Printing

1947 Utah Centennial Set of 4 x 3 ¢ US Postage Stamps New US# 950

The World's First Postage Stamp in NFT

World's first postage stamp, the Penny Black, heads for auction

World's First Postage Stamp Goes Up for Auction

World's first postage stamp, penny post, heads for auction at USD 8 million - Hindustan Times

Penny Black, the world's first postage stamp, expected to fetch over $8 mn at London auction - The Economic Times

The World's First Postage Stamp is Worth Millions

US Postage Stamp Single 1962 Sam Rayburn Issue 4 Cents Scott #1202 : Toys & Games

5077-78 - 2016 First-Class Forever Stamp - Pluto Explored! - Mystic Stamp Company