Stamps of France: Edouard Branly

 Édouard Branly (23 October 1844 – 24 March 1940) Édouard Eugène Désiré Branly was born in Amiens, France, and died in Paris, France. He was a French inventor, physicist and professor at the "Institut Catholique de Paris". He is primarily known for his early involvement in wireless telegraphy and his invention of the Branly coherer, around 1890. The coherer...

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Stamps of France: Claude Chappe

 CLAUDE CHAPPE (25 December 1763 – 23 January 1805) Claude Chappe was born in Brûlon, Sarthe, France. He created the first optical telegraph line that connected Paris to Lille. Around 1790, he experimented with different models of telegraphy and finally puts in place a system based semaphores. He makes an initial experience in Parcé, on 2 and 3 March 1791, then...

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Germany on Stamps: New German East Africa Occupation Postcards

Three new 10ct Postcards from belgian occupation of German East Africa (Ruanda-Urundi), at World War I. Três novos Postais de 10ct da ocupação belga na África Oriental Alemã (Ruanda-Urundi), durante a Primeira Guerra Mundial. 1916 - 10ct Postcards  // 1916 - Postais de 10...

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