![Abraham Niclas Edelcrantz-1847](https://upload.wikimedia.org/wikipedia/commons/9/9a/Abraham_Niclas_Edelcrantz-1847.jpg)
Abraham Niclas (Clewberg) Edelcrantz (28 July 1754 – 15 March 1821) was a
Finnish born Swedish
Swedish or ' may refer to:
Anything from or related to Sweden, a country in Northern Europe. Or, specifically:
* Swedish language, a North Germanic language spoken primarily in Sweden and Finland
** Swedish alphabet, the official alphabet used by ...
poet and inventor. He was a member of the
Swedish Academy, chair 2, from 1786 to 1821.
Edelcrantz was the librarian at
The Royal Academy of Turku
The Royal Academy of Turku or the Royal Academy of Åbo ( sv, Kungliga Akademin i Åbo or ; la, Regia Academia Aboensis; fi, Turun akatemia) was the first university in Finland, and the only Finnish university that was founded when the country ...
. In 1783 he moved to Stockholm to lead the Royal Theater and later work as the private secretary of the king
Gustaf III
Gustav III (29 March 1792), also called ''Gustavus III'', was King of Sweden from 1771 until his assassination in 1792. He was the eldest son of Adolf Frederick of Sweden and Queen Louisa Ulrika of Prussia.
Gustav was a vocal opponent of what ...
.
National Museum of Science and Technology, Sweden
He is known for his experiment with the optical telegraph. He inaugurated his telegraph with a poem dedicated to the Swedish King on his birthday in 1794. The message went from the Palace in Stockholm to the King at Drottningholm
Drottningholm, literally "Queen's Islet", is a locality situated in Ekerö Municipality, Stockholm County, Sweden, with 398 inhabitants in 2010.
It is on the island Lovön in lake Mälaren on the outskirts of Stockholm. Drottningholm Palace, the ...
.
He eventually developed his own system which was quite different from its French counterpart and almost twice as fast. His system was based on ten collapsible iron shutters. The several positions of the shutters formed combinations of numbers which were translated into letters, words or phrases via codebooks. The telegraph network was made up of telegraph stations positioned at about 10 kilometres from one another.
In 1796 he wrote ''A Treatise on Telegraphs''.
In 1797, he was elected a member of the Royal Swedish Academy of Sciences.
See also
* Bevare gud vår kung
''Bevare Gud vår Kung'' (Swedish for "God Save Our King") was the first royal anthem of Sweden. Written in 1805 by Abraham Niclas Edelcrantz (1754–1821) to honor King Gustaf IV Adolf, it was set to the melody of the British anthem "''God Sa ...
References
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{{DEFAULTSORT:Edelcrantz, Abraham Niclas
1754 births
1821 deaths
People from Turku
Swedish-speaking Finns
19th-century Swedish inventors
Members of the Royal Swedish Academy of Sciences
Members of the Swedish Academy