Keywords: Etienne-Louis Malus.jpg Etienne-Louis Malus 1775-1812 French officer engineer physicist and mathematician PD-Art From http //www sil si edu/digitalcollections/hst/scientific-identity/fullsize/SIL14-M001-08a jpg DEFAULTSORT Malus Etienne-Louis Étienne-Louis Malus Artworks missing infobox template |