Anders Johan Lexell Johan Stén (2015): A Comet of the Enlightenment. Anders Johan Lexell's Life and Discoveries. Basel: Birkhäuser. Anders Johan Lexell Anders Johan Lexell (24 December 1740 – ) was a Finnish-Swedish astronomer, mathematician, and physicist who spent most of his life in Imperial Russia, where he was known as Andrei Ivanovich Leksel (Андрей Иванович Лексель). Lexell made important discoveries in polygonometry and celestial mechanics; the latter led to a comet named in his honour. La Grande Encyclopédie states that he was the prominent mathematician of his time who contributed to spherical trigonometry with new and interesting solutions, which he took as
Frank L. Anders Frank L. Anders Frank LaFayette Anders (November 10, 1875 – January 23, 1966) was a United States Army soldier who received the Medal of Honor for actions during the Philippine-American War. He went on to become a noteworthy engineer, businessman, amateur military historian and politician. Anders was born in Fort Abraham Lincoln, Dakota Territory, in what is now Fort Abraham Lincoln State Park, North Dakota. His father, formerly a Union Army soldier died of complications related to his wounds in 1890, and Anders, at age 15 began work with the Northern Pacific Railroad and became a machinist. In 1894 Anders