Hanns-Horst von Necker died on 1979-02-27.
Hanns-Horst von Necker was born on 1903-08-28.
Louis Albert Necker died in 1861.
Jacques Necker died on April 9, 1804 at the age of 71.
Albertine Necker de Saussure died in 1841.
It is unspecified but is probably due to old age in that century.
Evelyn Necker was created in 1992.
Jacques Necker was born on September 30, 1732.
Jacques Necker was born on September 30, 1732.
Louis Albert Necker was born in 1786.
Noël Martin Joseph Necker was a Belgian physician and botanist.
Albertine Necker de Saussure was born in 1766.
The Necker cube is an optical illusion discovered in 1832 by crystallographer Louis Albert Necker. In a Necker cube, a two-dimensional drawing of a collection of cubes seems to open in different directions on the page.Graphic artist M.C. Escher incorporated Necker cubes in many of his works. Some examples of this are in his pieces entitled Convex and Concave, Belvedere and Metamorphosis.