A semi-postal stamp or semipostal stamp, also known as a charity stamp, is a postage stamp issued to raise money for a particular purpose (such as a charitable...

A postage stamp is a small piece of paper issued by a post office, postal administration, or other authorized vendors to customers who pay postage (the...

This is a survey of the postage stamps and postal history of Switzerland. The first stamps used in Switzerland were issued by the cantons of Zürich (1843)...

This is a survey of the postage stamps and postal history of the Russian Empire, the Soviet Union and the modern Russian Federation. Records mention a...

stamp of 1914 was surcharged an additional 5c and sold as a semi-postal stamp. Sets of postage due stamps were also issued in 1906 and 1914. Stamps of...

This is a survey of the postage stamps and postal history of New South Wales, a former British colony now part of Australia. New South Wales was the first...

the stamps and postal history of the Austrian Empire, Cisleithania within Austria-Hungary, and the Republic of Austria. The Austrian Empire stamps were...

A postal tax stamp refers to a stamp which raises revenue for charity or war related projects. Postal tax stamps are similar to semi-postals, except their...

A war tax stamp is a type of postage stamp added to an envelope in addition to regular postage. It is similar to a postal tax stamp, but the revenue is...

overprint in 1915 for use as semi-postal stamps. Stamps since 1958 have been inscribed "French Polynesia". A 20c French Colonies stamp overprinted for use in...