commemorative stamp
Quick Summary
Swiss commemorative stamp of mathematician Jakob Bernoulli, issued 1994, displaying the formula and the graph for the law of large numbers, first proved by Bernoulli in 1713.
A commemorative stamp is a postage stamp issued to honor a significant event, person, or activity. These stamps are printed only once and are removed from circulation once their supply is exhausted, distinguishing them from regular postage stamps, known as definitives. The concept of philately, the study and collection of stamps, originated from the idea that a postage stamp allowed a letter to be delivered without the recipient being taxed. The first adhesive postage stamps were introduced in England in 1840, with a one-penny black and a two-penny blue design featuring Queen Victoria. Commemorative stamps are a popular area within philately, with the first one issued in New South Wales in 1888.12
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