Carl Elsener Sr. Carl Elsener Sr. Carl Elsener Sr. (also known as Charles Elsener, born 6 July 1922 in Ibach, † 1 June 2013 in Schwyz) was a Swiss entrepreneur. Carl Elsener was the grandson of Karl Elsener (1860-1918) and the son of Carl Elsener (1886-1950). Karl Elsener had opened a factory in Ibach for the production of knives and surgical instruments, from which the knife factory Victorinox developed. Carl Elsener led the company initially with his father and his brother Eduard Elsener (b. 1926). After the death of his father in 1950, he took over the management. The Swiss Army Knife is
Karl Beurlen Karl Beurlen Karl Beurlen (17 April 1901 – 27 December 1985) was a German paleontologist. Beurlen was born in Aalen. He attended University of Tubingen. He completed a PhD in 1923. Beurlen was a proponent of orthogenesis and saltational evolution. He used the term "metakinesis" (coined by Otto Jaekel) to describe sudden changes of development in organisms. He also invented the term "palingenesis" as a mechanism for his orthogenetic theory of evolution. He was an assistant of Edwin Hennig. He was a proponent of National Socialist ideology and wrote about the Aryan race. He was director of the Zoologische Staatssammlung