Author: Armand de Gramont
Alternate names: Gramont, Armand Antoine Agénor de Duc de Guiche; Armand Antoine Agénor de Duc de Guiche Gramont; Armand Antoine Agénor de Gramont; Armand Antoine Agenor De Gramont; Armand Antoine Agénor De Gramont
Title: Duc de Guiche
Born: 1879
Died: 1962
Bio: French scientific aristocrat