Marie Antoinette Marie Antoinette Marie Antoinette (; ; born Maria Antonia Josepha Johanna; 2 November 1755 – 16 October 1793) was the last Queen of France before the French Revolution. She was born an Archduchess of Austria and was the penultimate child and youngest daughter of Empress Maria Theresa and Francis I, Holy Roman Emperor. She became Dauphine of France in May 1770 at age 14 upon her marriage to Louis-Auguste, heir apparent to the French throne. On 10 May 1774, her husband ascended the throne as Louis XVI and she assumed the title Queen of France and Navarre, which she held
Marie-Antoinette Tonnelat Marie-Antoinette Tonnelat Marie-Antoinette Tonnelat (née Baudot) (March 5, 1912 – December 3, 1980) was a French theoretical physicist. She received her doctorate in 1939 under the supervision of Louis de Broglie. She is best known for her work related to Albert Einstein's Theory of Relativity. Her research focused on synthesizing the concepts gravity, electromagnetism, and nuclear forces within the basic framework provided by Einstein's theory of relativity. Along with the help of Einstein and Schrödinger, she played a role in developing Unified Field Theory. Marie-Antoinette Tonnelat was born in March 5, 1912, in Charolles, a commune in the Southern Burgundy