"Carl Bonaparte Roosen (8 October 1800 \u2013 15 February 1880) was a Norwegian cartographer and military officer. He was born in Arendal; the son of merchant Herman Fr\u00F8chen Roosen and Johanne Dorthea Thestrup. He was a brother-in-law of Marcus Thrane. He headed Trondhjems Ingeni\u00F8rdetachement from 1845 until his retirement in 1870. His cartographic works led to the publishment of several maps of Norway. In 1865, he published the book Om Skil\u00F8bningen, on the art of skiing."@en . "Cartographer" . . "1880Z"^^ . "1800Z"^^ . "1800-10-08Z"^^ . . "1880-02-15Z"^^ . "Roosen, Carl"@en .