CLEAN : Worlds most valuable stamp to go under the hammer

The video discusses a rare stamp from 1856 in British Guiana, initially used for newspapers. It was rediscovered by a schoolboy in 1873, sparking interest among collectors. The stamp is valued at $10 to $20 million, making it the most valuable object by size and weight. Over time, owners have marked it with their initials, adding to its historical significance.

What year was the stamp produced in British Guiana?

What was the primary use of the 1 cent stamp?

Who discovered the stamp in 1873?

What is the estimated value range of the stamp?

What actions have previous owners taken regarding the stamp?